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Posted to issues@tez.apache.org by "Hitesh Shah (JIRA)" <ji...@apache.org> on 2013/09/21 00:50:51 UTC

[jira] [Created] (TEZ-472) NPE in ShuffleMergedInput when running a mapred job

Hitesh Shah created TEZ-472:
-------------------------------

             Summary: NPE in ShuffleMergedInput when running a mapred job
                 Key: TEZ-472
                 URL: https://issues.apache.org/jira/browse/TEZ-472
             Project: Apache Tez
          Issue Type: Sub-task
            Reporter: Hitesh Shah


Error: java.lang.NullPointerException
        at org.apache.tez.engine.lib.input.ShuffledMergedInput$1.next(ShuffledMergedInput.java:137)
        at org.apache.tez.mapreduce.newprocessor.reduce.ReduceProcessor$ReduceValuesIterator.more(ReduceProcessor.java:228)
        at org.apache.tez.mapreduce.newprocessor.reduce.ReduceProcessor.runOldReducer(ReduceProcessor.java:191)
        at org.apache.tez.mapreduce.newprocessor.reduce.ReduceProcessor.run(ReduceProcessor.java:155)
        at org.apache.tez.engine.newruntime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:148)
        at org.apache.hadoop.mapred.YarnTezDagChild$4.run(YarnTezDagChild.java:421)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:396)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1499)
        at org.apache.hadoop.mapred.YarnTezDagChild.main(YarnTezDagChild.java:416)


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