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From "Miao Wang (JIRA)" <j...@apache.org>
Subject [jira] [Created] (SPARK-15541) SparkContext.stop throws error
Date Wed, 25 May 2016 22:19:12 GMT
Miao Wang created SPARK-15541:
---------------------------------

             Summary: SparkContext.stop throws error
                 Key: SPARK-15541
                 URL: https://issues.apache.org/jira/browse/SPARK-15541
             Project: Spark
          Issue Type: Bug
            Reporter: Miao Wang


When running unit-tests or examples from command line or Intellij, SparkContext throws errors.
For example:
./bin/run-example ml.JavaNaiveBayesExample
Exception in thread "main" 16/05/25 15:17:55 INFO OutputCommitCoordinator$OutputCommitCoordinatorEndpoint:
OutputCommitCoordinator stopped!
java.lang.NoSuchMethodError: java.util.concurrent.ConcurrentHashMap.keySet()Ljava/util/concurrent/ConcurrentHashMap$KeySetView;
	at org.apache.spark.rpc.netty.Dispatcher.stop(Dispatcher.scala:176)
	at org.apache.spark.rpc.netty.NettyRpcEnv.cleanup(NettyRpcEnv.scala:291)
	at org.apache.spark.rpc.netty.NettyRpcEnv.shutdown(NettyRpcEnv.scala:269)
	at org.apache.spark.SparkEnv.stop(SparkEnv.scala:91)
	at org.apache.spark.SparkContext$$anonfun$stop$11.apply$mcV$sp(SparkContext.scala:1796)
	at org.apache.spark.util.Utils$.tryLogNonFatalError(Utils.scala:1219)
	at org.apache.spark.SparkContext.stop(SparkContext.scala:1795)
	at org.apache.spark.sql.SparkSession.stop(SparkSession.scala:577)
	at org.apache.spark.examples.ml.JavaNaiveBayesExample.main(JavaNaiveBayesExample.java:61)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:724)
	at org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:180)
	at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:205)
	at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:119)
	at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
16/05/25 15:17:55 INFO ShutdownHookManager: Shutdown hook called




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