[jira] [Created] (TAJO-832) NPE occurs when Exception's message is null in Task.

["Hyoungjun Kim (JIRA)" <ji...@apache.org>]

Hyoungjun Kim created TAJO-832:
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             Summary: 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
            Priority: Trivial


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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