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https://issues.apache.org/jira/browse/APEXCORE-643?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Pramod Immaneni closed APEXCORE-643.
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> BufferServer - Concurrent Modification Exception during Subscriber Teardown
> ---------------------------------------------------------------------------
>
> Key: APEXCORE-643
> URL: https://issues.apache.org/jira/browse/APEXCORE-643
> Project: Apache Apex Core
> Issue Type: Bug
> Components: Buffer Server
> Reporter: Sandesh
> Assignee: Vlad Rozov
> Priority: Minor
>
> Saw the following exception, while running the BufferServer unit test
> java.util.ConcurrentModificationException
> at java.util.HashMap$HashIterator.nextNode(HashMap.java:1437)
> at java.util.HashMap$KeyIterator.next(HashMap.java:1461)
> at
> com.datatorrent.bufferserver.internal.LogicalNode.removeChannel(LogicalNode.java:116)
> at com.datatorrent.bufferserver.server.Server$3.run(Server.java:329)
> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> at java.lang.Thread.run(Thread.java:745)
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