[jira] [Commented] (AMQ-7452) java.lang.IllegalStateException: Timer already cancelled.

[Maciej Miklas (Jira)]

    [ 
https://issues.apache.org/jira/browse/AMQ-7452?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17201471#comment-17201471
 ] 

Maciej Miklas commented on AMQ-7452:
------------------------------------

I'm on 5.16.0 and getting it also sometimes - on client and on ActiveMQ as well.

{code}
Caused by: java.lang.IllegalStateException: Timer already cancelled.
        at java.util.Timer.sched(Timer.java:397)
        at java.util.Timer.schedule(Timer.java:248)
        at 
org.apache.activemq.thread.Scheduler.executePeriodically(Scheduler.java:49)
        at org.apache.activemq.broker.region.Topic.start(Topic.java:621)
        at 
org.apache.activemq.broker.region.DestinationFilter.start(DestinationFilter.java:143)
        at 
org.apache.activemq.broker.region.AbstractRegion.addDestination(AbstractRegion.java:161)
        at 
org.apache.activemq.broker.region.RegionBroker.addDestination(RegionBroker.java:339)
        at 
org.apache.activemq.broker.BrokerFilter.addDestination(BrokerFilter.java:174)
        at 
org.apache.activemq.advisory.AdvisoryBroker.addDestination(AdvisoryBroker.java:244)
{code}

> java.lang.IllegalStateException: Timer already cancelled.
> ---------------------------------------------------------
>
>                 Key: AMQ-7452
>                 URL: https://issues.apache.org/jira/browse/AMQ-7452
>             Project: ActiveMQ
>          Issue Type: Bug
>          Components: Broker
>    Affects Versions: 5.15.3
>            Reporter: wangxiaoqing
>            Priority: Blocker
>         Attachments: activemq.xml, docker-mq.yaml
>
>
> 2020-03-24 12:54:47,990 | ERROR | Could not accept connection from 
> tcp://10.0.1.5:41212 : {} | org.apache.activemq.broker.TransportConnector | 
> ActiveMQ BrokerService[localhost] Task-174422020-03-24 12:54:47,990 | ERROR | 
> Could not accept connection from tcp://10.0.1.5:41212 : {} | 
> org.apache.activemq.broker.TransportConnector | ActiveMQ 
> BrokerService[localhost] Task-17442java.lang.IllegalStateException: Timer 
> already cancelled. at java.util.Timer.sched(Timer.java:397)[:1.8.0_191] at 
> java.util.Timer.schedule(Timer.java:193)[:1.8.0_191] at 
> org.apache.activemq.transport.AbstractInactivityMonitor.startConnectCheckTask(AbstractInactivityMonitor.java:425)[activemq-client-5.15.3.jar:5.15.3]
>  at 
> org.apache.activemq.transport.AbstractInactivityMonitor.startConnectCheckTask(AbstractInactivityMonitor.java:400)[activemq-client-5.15.3.jar:5.15.3]
>  at 
> org.apache.activemq.transport.InactivityMonitor.start(InactivityMonitor.java:50)[activemq-client-5.15.3.jar:5.15.3]
>  at 
> org.apache.activemq.transport.TransportFilter.start(TransportFilter.java:64)[activemq-client-5.15.3.jar:5.15.3]
>  at 
> org.apache.activemq.transport.WireFormatNegotiator.start(WireFormatNegotiator.java:72)[activemq-client-5.15.3.jar:5.15.3]
>  at 
> org.apache.activemq.transport.TransportFilter.start(TransportFilter.java:64)[activemq-client-5.15.3.jar:5.15.3]
>  at 
> org.apache.activemq.broker.TransportConnection.start(TransportConnection.java:1066)[activemq-broker-5.15.3.jar:5.15.3]
>  at 
> org.apache.activemq.broker.TransportConnector$1$1.run(TransportConnector.java:218)[activemq-broker-5.15.3.jar:5.15.3]
>  at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)[:1.8.0_191]
>  at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)[:1.8.0_191]
>  at java.lang.Thread.run(Thread.java:748)[:1.8.0_191]



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