java.lang.IllegalArgumentException

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    • java.lang.IllegalArgumentException: Class is not registered: Object[] at com.esotericsoftware.kryo.Kryo.getRegistration(Kryo.java:442) at com.esotericsoftware.kryo.util.DefaultClassResolver.writeClass(DefaultClassResolver.java:79) at com.esotericsoftware.kryo.Kryo.writeClass(Kryo.java:472) at com.esotericsoftware.kryo.Kryo.writeClassAndObject(Kryo.java:565) at org.apache.spark.serializer.KryoSerializerInstance.serialize(KryoSerializer.scala:296) at org.apache.spark.executor.Executor$TaskRunner.run(Executor.scala:239) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745)

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