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https://issues.apache.org/jira/browse/TAJO-832?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14001441#comment-14001441
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Hyoungjun Kim commented on TAJO-832:
------------------------------------
There is no a TestCase in this patch because it is trivial changing and
difficult to generate error status in the TestCase.
> NPE occurs when Exception's message is null in Task.
> ----------------------------------------------------
>
> Key: TAJO-832
> URL: https://issues.apache.org/jira/browse/TAJO-832
> Project: Tajo
> Issue Type: Bug
> Reporter: Hyoungjun Kim
> Assignee: Hyoungjun Kim
> Priority: Trivial
> Attachments: TAJO-832.patch
>
>
> NPE occurs when a query runs and throws Exception.
> {noformat}
> 2014-05-16 16:28:42,964 INFO org.apache.tajo.worker.TaskAttemptContext: Query
> status of ta_1400224958565_0002_000001_000018_00 is changed to TA_FAILED
> 2014-05-16 16:28:42,966 ERROR org.apache.tajo.worker.TaskRunner:
> java.lang.NullPointerException
> at
> org.apache.tajo.ipc.TajoWorkerProtocol$TaskFatalErrorReport$Builder.setErrorMessage(TajoWorkerProtocol.java:5785)
> at org.apache.tajo.worker.Task.run(Task.java:411)
> at org.apache.tajo.worker.TaskRunner$1.run(TaskRunner.java:391)
> at java.lang.Thread.run(Thread.java:744)
> 2014-05-16 16:28:42,966 INFO org.apache.tajo.worker.TaskRunner: Request
> GetTask: eb_1400224958565_0002_000001,container_1400224958565_0002_01_000151
> {noformat}
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