java.lang.NullPointerException

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  • subject:"Exception in spark"
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    • java.lang.NullPointerException at scala.collection.mutable.ArrayOps$ofRef.length(ArrayOps.scala:115) at scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:33) at scala.collection.mutable.ArrayOps.foreach(ArrayOps.scala:38) at org.apache.spark.deploy.yarn.Client$.populateHadoopClasspath(Client.scala:489) at org.apache.spark.deploy.yarn.Client$.populateClasspath(Client.scala:510) at org.apache.spark.deploy.yarn.Client.setupLaunchEnv(Client.scala:327) at org.apache.spark.deploy.yarn.Client.runApp(Client.scala:90) at org.apache.spark.scheduler.cluster.YarnClientSchedulerBackend.start(YarnClientSchedulerBackend.scala:71) at org.apache.spark.scheduler.cluster.ClusterScheduler.start(ClusterScheduler.scala:119) at org.apache.spark.SparkContext.init(SparkContext.scala:273) at org.apache.spark.repl.SparkILoop.createSparkContext(SparkILoop.scala:862)
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