org.apache.spark.SparkException: Task not serializable

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via Stack Overflow by Samy Nathan
, 1 year ago
via GitHub by danielcsant
, 1 year ago
Task not serializable
via GitHub by sgomezg
, 1 year ago
Task not serializable
via GitHub by sgomezg
, 1 year ago
Task not serializable Serialization stack: - object not serializable (class:, value: - field (class:, name: classifier, type: class - object (class, - field (class:$1, name: this$0, type: class - object (class$1,$1@48c9c466) - field (class:$$anonfun$toScalaFunction$1, name: fun$1, type: interface - object (class$$anonfun$toScalaFunction$1, <function1>)
at org.apache.spark.serializer.SerializationDebugger$.improveException(SerializationDebugger.scala:40)
at org.apache.spark.serializer.JavaSerializationStream.writeObject(JavaSerializer.scala:47)
at org.apache.spark.serializer.JavaSerializerInstance.serialize(JavaSerializer.scala:84)
at org.apache.spark.util.ClosureCleaner$.ensureSerializable(ClosureCleaner.scala:301)
at org.apache.spark.util.ClosureCleaner$.org$apache$spark$util$ClosureCleaner$$clean(ClosureCleaner.scala:294)
at org.apache.spark.util.ClosureCleaner$.clean(ClosureCleaner.scala:122)
at org.apache.spark.SparkContext.clean(SparkContext.scala:2030)
at org.apache.spark.streaming.dstream.DStream$$anonfun$map$1.apply(DStream.scala:528)
at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:147)
at org.apache.spark.rdd.RDDOperationScope$.withScope(RDDOperationScope.scala:108)
at org.apache.spark.SparkContext.withScope(SparkContext.scala:709)
at org.apache.spark.streaming.StreamingContext.withScope(StreamingContext.scala:266)

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