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  • Define spark udf by reflection on a String
    via Stack Overflow by sourabh
    • java.lang.ClassCastException: cannot assign instance of scala.collection.immutable.List$SerializationProxy to field$apache$spark$rdd$RDD$$dependencies_ of type scala.collection.Seq in instance of org.apache.spark.rdd.MapPartitionsRDD at$FieldReflector.setObjFieldValues( at at at at at at at at at at at org.apache.spark.serializer.JavaDeserializationStream.readObject(JavaSerializer.scala:75) at org.apache.spark.serializer.JavaSerializerInstance.deserialize(JavaSerializer.scala:114) at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:71) at org.apache.spark.scheduler.ShuffleMapTask.runTask(ShuffleMapTask.scala:47) at at org.apache.spark.executor.Executor$ at java.util.concurrent.ThreadPoolExecutor.runWorker( at java.util.concurrent.ThreadPoolExecutor$ at

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