John Fung created KAFKA-619:
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Summary: System Test Regression 900x (Migration Tool) -
java.lang.ClassCastException: kafka.message.Message cannot be cast to [B
Key: KAFKA-619
URL: https://issues.apache.org/jira/browse/KAFKA-619
Project: Kafka
Issue Type: Bug
Reporter: John Fung
Migration thread failure due to java.lang.ClassCastException:
kafka.message.Message cannot be cast to [B
java.lang.ClassCastException: kafka.message.Message cannot be cast to [B
at kafka.serializer.DefaultEncoder.toBytes(Encoder.scala:36)
at
kafka.producer.async.DefaultEventHandler$$anonfun$serialize$1.apply(DefaultEventHandler.scala:111)
at
kafka.producer.async.DefaultEventHandler$$anonfun$serialize$1.apply(DefaultEventHandler.scala:106)
at
scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:206)
at
scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:206)
at
scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:34)
at scala.collection.mutable.WrappedArray.foreach(WrappedArray.scala:32)
at scala.collection.TraversableLike$class.map(TraversableLike.scala:206)
at scala.collection.mutable.WrappedArray.map(WrappedArray.scala:32)
at
kafka.producer.async.DefaultEventHandler.serialize(DefaultEventHandler.scala:106)
at
kafka.producer.async.DefaultEventHandler.handle(DefaultEventHandler.scala:47)
at kafka.producer.Producer.send(Producer.scala:75)
at kafka.javaapi.producer.Producer.send(Producer.scala:32)
at
kafka.tools.KafkaMigrationTool$MigrationThread.run(KafkaMigrationTool.java:287)
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