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https://issues.apache.org/jira/browse/TAJO-1227?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hyunsik Choi resolved TAJO-1227.
--------------------------------
Resolution: Duplicate
> When a task is failed, ParquetAppender::close causes NPE.
> ---------------------------------------------------------
>
> Key: TAJO-1227
> URL: https://issues.apache.org/jira/browse/TAJO-1227
> Project: Tajo
> Issue Type: Improvement
> Reporter: Hyunsik Choi
> Fix For: 0.10
>
>
> See the title. The below is error stack trace.
> {noformat}
> 2014-12-04 15:22:07,949 ERROR org.apache.tajo.worker.TaskRunner:
> java.lang.NullPointerException
> at
> org.apache.tajo.storage.parquet.ParquetAppender.close(ParquetAppender.java:130)
> at
> org.apache.tajo.engine.planner.physical.StoreTableExec.close(StoreTableExec.java:137)
> at org.apache.tajo.worker.Task.run(Task.java:458)
> at org.apache.tajo.worker.TaskRunner$1.run(TaskRunner.java:276)
> at java.lang.Thread.run(Thread.java:745)
> 02/RESULT/part-01-000003-000
> {noformat}
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