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https://issues.apache.org/jira/browse/SPARK-6045?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sean Owen updated SPARK-6045:
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Priority: Trivial (was: Major)
Yeah, this replaces an NPE-hiding-an-NPE with a clearer
IllegalArgumentException, which is good, but that's all it does. This still
dies with an exception, which is I suppose the right-est thing Spark can do
since the impl isn't working.
> RecordWriter should be checked against null in
> PairRDDFunctions#saveAsNewAPIHadoopDataset
> -----------------------------------------------------------------------------------------
>
> Key: SPARK-6045
> URL: https://issues.apache.org/jira/browse/SPARK-6045
> Project: Spark
> Issue Type: Bug
> Reporter: Ted Yu
> Priority: Trivial
>
> gtinside reported in the thread 'NullPointerException in TaskSetManager' with
> the following stack trace:
> {code}
> WARN 2015-02-26 14:21:43,217 [task-result-getter-0] TaskSetManager - Lost
> task 14.2 in stage 0.0 (TID 29, devntom003.dev.blackrock.com):
> java.lang.NullPointerException
> org.apache.spark.rdd.PairRDDFunctions.saveAsNewAPIHadoopDataset(PairRDDFunctions.scala:1007)
> com.bfm.spark.test.CassandraHadoopMigrator$.main(CassandraHadoopMigrator.scala:77)
> com.bfm.spark.test.CassandraHadoopMigrator.main(CassandraHadoopMigrator.scala)
> sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> java.lang.reflect.Method.invoke(Method.java:606)
> org.apache.spark.deploy.SparkSubmit$.launch(SparkSubmit.scala:358)
> org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:75)
> org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
> {code}
> Looks like the following call in finally block was the cause:
> {code}
> writer.close(hadoopContext)
> {code}
> We should check writer against null before calling close().
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