java.lang.IllegalStateException

Cannot call methods on a stopped SparkContext

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  • via Unknown by Kuli Gábor,
  • Stack trace

    • java.lang.IllegalStateException: Cannot call methods on a stopped SparkContext at org.apache.spark.SparkContext.org$apache$spark$SparkContext$$assertNotStopped(SparkContext.scala:104) at org.apache.spark.SparkContext.defaultParallelism(SparkContext.scala:2061) at org.apache.spark.SparkContext.parallelize$default$2(SparkContext.scala:723) at Algorithm.predict(Algorithm.scala:56) at Algorithm.predict(Algorithm.scala:9) at io.prediction.controller.P2LAlgorithm.predictBase(P2LAlgorithm.scala:70) at io.prediction.workflow.ServerActor$$anonfun$24$$anonfun$25.apply(CreateServer.scala:536) at io.prediction.workflow.ServerActor$$anonfun$24$$anonfun$25.apply(CreateServer.scala:535) at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244) at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:244) at scala.collection.immutable.List.foreach(List.scala:318) at scala.collection.TraversableLike$class.map(TraversableLike.scala:244) at scala.collection.AbstractTraversable.map(Traversable.scala:105) at io.prediction.workflow.ServerActor$$anonfun$24.apply(CreateServer.scala:535) at io.prediction.workflow.ServerActor$$anonfun$24.apply(CreateServer.scala:513) at spray.routing.ApplyConverterInstances$$anon$22$$anonfun$apply$1.apply(ApplyConverterInstances.scala:25) at spray.routing.ApplyConverterInstances$$anon$22$$anonfun$apply$1.apply(ApplyConverterInstances.scala:24) at spray.routing.ConjunctionMagnet$$anon$1$$anon$2$$anonfun$happly$1$$anonfun$apply$1.apply(Directive.scala:38) at spray.routing.ConjunctionMagnet$$anon$1$$anon$2$$anonfun$happly$1$$anonfun$apply$1.apply(Directive.scala:37) at spray.routing.directives.BasicDirectives$$anon$1.happly(BasicDirectives.scala:26) at spray.routing.ConjunctionMagnet$$anon$1$$anon$2$$anonfun$happly$1.apply(Directive.scala:37) at spray.routing.ConjunctionMagnet$$anon$1$$anon$2$$anonfun$happly$1.apply(Directive.scala:36) at spray.routing.directives.BasicDirectives$$anon$2.happly(BasicDirectives.scala:79) at spray.routing.Directive$$anon$7$$anonfun$happly$4.apply(Directive.scala:86) at spray.routing.Directive$$anon$7$$anonfun$happly$4.apply(Directive.scala:86) at spray.routing.directives.BasicDirectives$$anon$3$$anonfun$happly$1.apply(BasicDirectives.scala:92) at spray.routing.directives.BasicDirectives$$anon$3$$anonfun$happly$1.apply(BasicDirectives.scala:92) at spray.routing.directives.ExecutionDirectives$$anonfun$detach$1$$anonfun$apply$7$$anonfun$apply$3.apply$mcV$sp(ExecutionDirectives.scala:89) at spray.routing.directives.ExecutionDirectives$$anonfun$detach$1$$anonfun$apply$7$$anonfun$apply$3.apply(ExecutionDirectives.scala:89) at spray.routing.directives.ExecutionDirectives$$anonfun$detach$1$$anonfun$apply$7$$anonfun$apply$3.apply(ExecutionDirectives.scala:89) at scala.concurrent.impl.Future$PromiseCompletingRunnable.liftedTree1$1(Future.scala:24) at scala.concurrent.impl.Future$PromiseCompletingRunnable.run(Future.scala:24) at scala.concurrent.impl.ExecutionContextImpl$$anon$3.exec(ExecutionContextImpl.scala:107) at scala.concurrent.forkjoin.ForkJoinTask.doExec(ForkJoinTask.java:260) at scala.concurrent.forkjoin.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:1339) at scala.concurrent.forkjoin.ForkJoinPool.runWorker(ForkJoinPool.java:1979) at scala.concurrent.forkjoin.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:107)

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