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https://issues.apache.org/jira/browse/SPARK-22454?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Sean Owen resolved SPARK-22454.
-------------------------------
Resolution: Fixed
Assignee: Yuming Wang
Fix Version/s: 2.3.0
Resolved by https://github.com/apache/spark/pull/19670
> ExternalShuffleClient.close() should check null
> -----------------------------------------------
>
> Key: SPARK-22454
> URL: https://issues.apache.org/jira/browse/SPARK-22454
> Project: Spark
> Issue Type: Bug
> Components: Shuffle
> Affects Versions: 2.1.1
> Reporter: Yuming Wang
> Assignee: Yuming Wang
> Priority: Minor
> Fix For: 2.3.0
>
>
> {noformat}
> 17/11/06 20:08:05 ERROR Utils: Uncaught exception in thread main
> java.lang.NullPointerException
> at
> org.apache.spark.network.shuffle.ExternalShuffleClient.close(ExternalShuffleClient.java:152)
> at org.apache.spark.storage.BlockManager.stop(BlockManager.scala:1407)
> at org.apache.spark.SparkEnv.stop(SparkEnv.scala:89)
> at
> org.apache.spark.SparkContext$$anonfun$stop$11.apply$mcV$sp(SparkContext.scala:1849)
> at org.apache.spark.util.Utils$.tryLogNonFatalError(Utils.scala:1283)
> at org.apache.spark.SparkContext.stop(SparkContext.scala:1848)
> at org.apache.spark.SparkContext.<init>(SparkContext.scala:587)
> at org.apache.spark.SparkContext$.getOrCreate(SparkContext.scala:2320)
> at
> org.apache.spark.sql.SparkSession$Builder$$anonfun$6.apply(SparkSession.scala:868)
> at
> org.apache.spark.sql.SparkSession$Builder$$anonfun$6.apply(SparkSession.scala:860)
> at scala.Option.getOrElse(Option.scala:121)
> at
> org.apache.spark.sql.SparkSession$Builder.getOrCreate(SparkSession.scala:860)
> at
> org.apache.spark.sql.hive.thriftserver.SparkSQLEnv$.init(SparkSQLEnv.scala:47)
> at
> org.apache.spark.sql.hive.thriftserver.SparkSQLCLIDriver.<init>(SparkSQLCLIDriver.scala:288)
> at
> org.apache.spark.sql.hive.thriftserver.SparkSQLCLIDriver$.main(SparkSQLCLIDriver.scala:137)
> at
> org.apache.spark.sql.hive.thriftserver.SparkSQLCLIDriver.main(SparkSQLCLIDriver.scala)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at
> org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:743)
> at
> org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:187)
> at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:212)
> at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:126)
> at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
> {noformat}
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