[ https://issues.apache.org/jira/browse/APEXCORE-643?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Pramod Immaneni closed APEXCORE-643. ------------------------------------ > 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) -- This message was sent by Atlassian JIRA (v6.3.15#6346)