Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor: intercept: GET http://localhost.localdomain:55535/testfile1.png
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost.localdomain:55535/testfile1.png
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): MISS http://localhost.localdomain:55535/testfile1.png
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor: newCacheAndStoreResponse: GET http://localhost.localdomain:55535/testfile1.png 200 (OK)
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor: MISS http://localhost.localdomain:55535/testfile1.png 200 OK (contentType=image/png, content-encoding=null content-length=133184)
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): storerequest 1 entries
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - UstadCache(): copied request data for http://localhost.localdomain:55535/testfile1.png to /tmp/junit8726945026392271432/cachedir/tmpWork/1.tmp (integrity=sha256-hlfF4oGFRfane2XiRyLv02LtOJ4Va2UanpQV0im/K8I=)
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - UstadCache(): cacheEntries created 1 entries
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:44 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): deleting 0 tmp files
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): db transaction completed
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor: intercept: GET http://localhost.localdomain:55535/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost.localdomain:55535/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): FOUND http://localhost.localdomain:55535/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor: HIT(valid) http://localhost.localdomain:55535/testfile1.png 200 OK (contentType=image/png, content-encoding=null content-length=133184)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor: intercept: GET http://localhost.localdomain:35155/ustadmobile-epub.js
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost.localdomain:35155/ustadmobile-epub.js
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): MISS http://localhost.localdomain:35155/ustadmobile-epub.js
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor: newCacheAndStoreResponse: GET http://localhost.localdomain:35155/ustadmobile-epub.js 200 (OK)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor: MISS http://localhost.localdomain:35155/ustadmobile-epub.js 200 OK (contentType=application/javascript, content-encoding=null content-length=-1)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): storerequest 1 entries
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - UstadCache(): copied request data for http://localhost.localdomain:35155/ustadmobile-epub.js to /tmp/junit5032829617212188587/cachedir/tmpWork/1.tmp (integrity=sha256-VSq6jc4LzKolTOOJz3m0EyOgcFjLiWDjIhq5d2YB7fM=)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - UstadCache(): cacheEntries created 1 entries
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): deleting 0 tmp files
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): db transaction completed
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost.localdomain:35155/ustadmobile-epub.js
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): FOUND http://localhost.localdomain:35155/ustadmobile-epub.js
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor: intercept: GET http://localhost.localdomain:48271/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost.localdomain:48271/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): MISS http://localhost.localdomain:48271/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor: NOSTORE http://localhost.localdomain:48271/testfile1.png 200 OK (contentType=image/png, content-encoding=null content-length=133184)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor: intercept: GET http://localhost.localdomain:51499/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost.localdomain:51499/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): MISS http://localhost.localdomain:51499/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor: newCacheAndStoreResponse: GET http://localhost.localdomain:51499/testfile1.png 206 (OK)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor: MISS http://localhost.localdomain:51499/testfile1.png 206 OK (contentType=image/png, content-encoding=null content-length=132184)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): storerequest 1 entries
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - UstadCache(): copied request data for http://localhost.localdomain:51499/testfile1.png to /tmp/junit15375707739784890750/cachedir/tmpWork/1.tmp (integrity=sha256-qreopAfT4J+O0hvXGTiWB07WVniYa+MBFOOiyfqlxqs=)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - UstadCache(): cacheEntries created 1 entries
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): deleting 0 tmp files
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): db transaction completed
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost.localdomain:51499/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): FOUND http://localhost.localdomain:51499/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor: intercept: GET http://localhost.localdomain:56953/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost.localdomain:56953/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): MISS http://localhost.localdomain:56953/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor: newCacheAndStoreResponse: GET http://localhost.localdomain:56953/testfile1.png 200 (OK)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor: MISS http://localhost.localdomain:56953/testfile1.png 200 OK (contentType=image/png, content-encoding=null content-length=133184)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): storerequest 1 entries
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - UstadCache(): copied request data for http://localhost.localdomain:56953/testfile1.png to /tmp/junit12378871332337577565/cachedir/tmpWork/1.tmp (integrity=sha256-hlfF4oGFRfane2XiRyLv02LtOJ4Va2UanpQV0im/K8I=)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - UstadCache(): cacheEntries created 1 entries
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): deleting 0 tmp files
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): db transaction completed
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost.localdomain:56953/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): FOUND http://localhost.localdomain:56953/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor: intercept: GET http://localhost.localdomain:60679/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost.localdomain:60679/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): MISS http://localhost.localdomain:60679/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor: newCacheAndStoreResponse: GET http://localhost.localdomain:60679/testfile1.png 200 (OK)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor: MISS http://localhost.localdomain:60679/testfile1.png 200 OK (contentType=image/png, content-encoding=null content-length=133184)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): storerequest 1 entries
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - UstadCache(): copied request data for http://localhost.localdomain:60679/testfile1.png to /tmp/junit14815459165100478336/cachedir/tmpWork/1.tmp (integrity=sha256-hlfF4oGFRfane2XiRyLv02LtOJ4Va2UanpQV0im/K8I=)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - UstadCache(): cacheEntries created 1 entries
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): deleting 0 tmp files
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): db transaction completed
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor: intercept: GET http://localhost.localdomain:60679/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost.localdomain:60679/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): FOUND http://localhost.localdomain:60679/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor: HIT(validated) http://localhost.localdomain:60679/testfile1.png 200 OK (contentType=image/png, content-encoding=null content-length=133184)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor: intercept: GET http://localhost.localdomain:36503/ustadmobile-epub.js
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost.localdomain:36503/ustadmobile-epub.js
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): MISS http://localhost.localdomain:36503/ustadmobile-epub.js
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor: newCacheAndStoreResponse: GET http://localhost.localdomain:36503/ustadmobile-epub.js 200 (OK)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - OKHttp-CacheInterceptor: MISS http://localhost.localdomain:36503/ustadmobile-epub.js 200 OK (contentType=application/javascript, content-encoding=null content-length=8815)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): storerequest 1 entries
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - UstadCache(): copied request data for http://localhost.localdomain:36503/ustadmobile-epub.js to /tmp/junit1707250769397263686/cachedir/tmpWork/1.tmp (integrity=sha256-VSq6jc4LzKolTOOJz3m0EyOgcFjLiWDjIhq5d2YB7fM=)
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - UstadCache(): cacheEntries created 1 entries
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): deleting 0 tmp files
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): db transaction completed
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
INFO: [INFO] UstadCache - UstadCache(): Retrieve http://localhost.localdomain:36503/ustadmobile-epub.js
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINE: [DEBUG] UstadCache - UstadCache(): FOUND http://localhost.localdomain:36503/ustadmobile-epub.js
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
FINEST: [VERBOSE] UstadCache - OKHttp-CacheInterceptor: intercept: GET http://localhost.localdomain:38907/testfile1.png
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(40341 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(53331 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(32847 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(50036 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(58676 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36502 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(36415 cache2) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more
Sep 21, 2025 4:31:45 AM io.github.aakira.napier.DebugAntilog performLog
SEVERE: [ERROR] DistCache - DistributedCacheHashtable(35038 cache1) exception reading incoming packet
java.net.SocketException: Socket closed
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:252)
at java.base/java.net.DatagramSocket.receive(DatagramSocket.java:700)
at com.ustadmobile.libcache.distributed.DistributedCacheHashtable$ReceivePacketsRunnable.run(DistributedCacheHashtable.kt:170)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: java.nio.channels.ClosedChannelException
at java.base/sun.nio.ch.DatagramChannelImpl.ensureOpen(DatagramChannelImpl.java:267)
at java.base/sun.nio.ch.DatagramChannelImpl.blockingReceive(DatagramChannelImpl.java:624)
at java.base/sun.nio.ch.DatagramSocketAdaptor.receive(DatagramSocketAdaptor.java:240)
... 8 more