I had an odd one last night.
Most of my transaction groups suddenly went into an unknown state, 2 of my DB connections broke and wouldn’t reconnect, and some of my OPC-UA servers dropped.
Vision stuff kept working just fine…
whole wack of these error msgs
2013-03-18 9:01:05 PM GetEndpoints TCPClientChannel UAChannel Uncaught throwable while processing chunk.
java.util.concurrent.RejectedExecutionException: Task java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask@12df8ef rejected from java.util.concurrent.ScheduledThreadPoolExecutor@1323350[Terminated, pool size = 0, active threads = 0, queued tasks = 0, completed tasks = 59]
at java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.reject(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor.delayedExecute(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor.schedule(Unknown Source)
at com.inductiveautomation.xopc.client.stack.TCPClientChannel.scheduleRenew(TCPClientChannel.java:429)
at com.inductiveautomation.xopc.client.stack.TCPClientChannel.receiveMessage(TCPClientChannel.java:621)
at com.inductiveautomation.xopc.common.stack.UAChannel.processAsymmetricChunk(UAChannel.java:1340)
at com.inductiveautomation.xopc.common.stack.UAChannel.processChunk(UAChannel.java:808)
at com.inductiveautomation.xopc.common.stack.UAChannel.access$000(UAChannel.java:66)
at com.inductiveautomation.xopc.common.stack.UAChannel$ProcessChunk.run(UAChannel.java:1623)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Restarting Ignition cleared it, but I’d like to know the root cause.