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https://issues.apache.org/jira/browse/AMQ-5315?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14092994#comment-14092994
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Timothy Bish commented on AMQ-5315:
-----------------------------------
Suggest you work on a unit test that can reproduce otherwise we will just keep
stabbing in the dark.
> NullPointerException in DemandForwardingBridgeSupport.collectBrokerInfos
> ------------------------------------------------------------------------
>
> Key: AMQ-5315
> URL: https://issues.apache.org/jira/browse/AMQ-5315
> Project: ActiveMQ
> Issue Type: Bug
> Affects Versions: 5.10.0
> Reporter: Lee Butts
> Priority: Critical
> Fix For: 5.11.0
>
>
> We have seen the following NPE setting up a demand forwarding bridge
> {code}
> java.lang.NullPointerException: null
> at
> org.apache.activemq.network.DemandForwardingBridgeSupport.collectBrokerInfos(DemandForwardingBridgeSupport.java:365)
> [activemq-broker-5.10.0.jar:5.10.0]
> at
> org.apache.activemq.network.DemandForwardingBridgeSupport.access$400(DemandForwardingBridgeSupport.java:105)
> [activemq-broker-5.10.0.jar:5.10.0]
> at
> org.apache.activemq.network.DemandForwardingBridgeSupport$5.run(DemandForwardingBridgeSupport.java:331)
> [activemq-broker-5.10.0.jar:5.10.0]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> [na:1.7.0_60]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> [na:1.7.0_60]
> at java.lang.Thread.run(Thread.java:745) [na:1.7.0_60]
> {code}
> This occurred in one of our tests but only under load so seems to be a race
> condition of some sort.
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