java.lang.ClassCastException: com.twitter.elephantbird.pig.piggybank.ProtobufBytesToTuple cannot be cast to org.apache.pig.LoadFunc

Google Groups | Samir Madhavan | 4 years ago
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  1. 0

    Pig Protobuf Error

    Google Groups | 4 years ago | Samir Madhavan
    java.lang.ClassCastException: com.twitter.elephantbird.pig.piggybank.ProtobufBytesToTuple cannot be cast to org.apache.pig.LoadFunc
  2. 0

    Pig-0.10.0: CSVLoader cannot be cast to org.apache.pig.StoreFuncInterface

    Stack Overflow | 4 years ago | Karen
    java.lang.ClassCastException: org.apache.pig.piggybank.storage.CSVLoader cannot be cast to org.apache.pig.StoreFuncInterface
  3. 0

    ERROR 2999: Unexpected internal error. org.apache.pig.data.DefaultDataBag$DefaultDataBagIterator cannot be cast to org.apache.pig.data.Tuple

    GitHub | 4 years ago | gusmaskowitz
    java.lang.ClassCastException: org.apache.pig.data.DefaultDataBag$DefaultDataBagIterator cannot be cast to org.apache.pig.data.Tuple
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    Root Cause Analysis

    1. java.lang.ClassCastException

      com.twitter.elephantbird.pig.piggybank.ProtobufBytesToTuple cannot be cast to org.apache.pig.LoadFunc

      at org.apache.pig.parser.QueryParserDriver.parse()
    2. org.apache.pig
      Main.main
      1. org.apache.pig.parser.QueryParserDriver.parse(QueryParserDriver.java:191)
      2. org.apache.pig.PigServer$Graph.validateQuery(PigServer.java:1572)
      3. org.apache.pig.PigServer$Graph.registerQuery(PigServer.java:1545)
      4. org.apache.pig.PigServer.registerQuery(PigServer.java:518)
      5. org.apache.pig.tools.grunt.GruntParser.processPig(GruntParser.java:991)
      6. org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:412)
      7. org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:194)
      8. org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:170)
      9. org.apache.pig.tools.grunt.Grunt.run(Grunt.java:69)
      10. org.apache.pig.Main.run(Main.java:538)
      11. org.apache.pig.Main.main(Main.java:157)
      11 frames
    3. Java RT
      Method.invoke
      1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
      2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
      3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
      4. java.lang.reflect.Method.invoke(Method.java:601)
      4 frames
    4. Hadoop
      RunJar.main
      1. org.apache.hadoop.util.RunJar.main(RunJar.java:208)
      1 frame