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https://issues.apache.org/jira/browse/APEXCORE-770?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16102146#comment-16102146
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ASF GitHub Bot commented on APEXCORE-770:
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sandeshh opened a new pull request #565: APEXCORE-770 Yarn container is returns
NodeId using protocal buffer w…
URL: https://github.com/apache/apex-core/pull/565
…hich can return null. NodeId can be cached to avoid these issues.
@vrozov please review.
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> Application getting killed with Null Pointer Exception
> ------------------------------------------------------
>
> Key: APEXCORE-770
> URL: https://issues.apache.org/jira/browse/APEXCORE-770
> Project: Apache Apex Core
> Issue Type: Bug
> Reporter: Vinay Bangalore Srikanth
> Assignee: Sandesh
>
> In my apex-application, I was trying to delete different containers ( except
> the app master ) randomly.
> The application got killed unexpectedly with the following exception -
> 2017-07-26 11:33:08,477 WARN com.datatorrent.stram.StreamingContainerManager:
> Trying to get unknown container container_e47_1499808956620_0862_01_000001
> 2017-07-26 11:33:11,881 WARN com.datatorrent.stram.StreamingAppMasterService:
> Failed to stop container container_e47_1499808956620_0862_01_000044
> org.apache.hadoop.yarn.exceptions.YarnException: Container
> container_e47_1499808956620_0862_01_000044 is neither started nor scheduled
> to start
> at org.apache.hadoop.yarn.ipc.RPCUtil.getRemoteException(RPCUtil.java:45)
> at
> org.apache.hadoop.yarn.client.api.async.impl.NMClientAsyncImpl.stopContainerAsync(NMClientAsyncImpl.java:234)
> at
> com.datatorrent.stram.StreamingAppMasterService.sendContainerAskToRM(StreamingAppMasterService.java:1175)
> at
> com.datatorrent.stram.StreamingAppMasterService.execute(StreamingAppMasterService.java:865)
> at
> com.datatorrent.stram.StreamingAppMasterService.run(StreamingAppMasterService.java:671)
> at com.datatorrent.stram.StreamingAppMaster.main(StreamingAppMaster.java:106)
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