cascading.tuple.TupleException: unable to read from input identifier: file:/home/cs/workspace/workspace-hadoop/hadoop-cascading-lingual-hello-world/output.tsv

Google Groups | Christian Schuhegger | 3 years ago
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    Google Groups | 3 years ago | Christian Schuhegger
    cascading.tuple.TupleException: unable to read from input identifier: file:/home/cs/workspace/workspace-hadoop/hadoop-cascading-lingual-hello-world/output.tsv
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    cascading.tuple.TupleException: unable to read from input identifier: 'unknown'
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    Root Cause Analysis

    1. cascading.tap.TapException

      did not parse correct number of values from input data, expected: 2, got: 1:A 152

      at cascading.scheme.util.DelimitedParser.onlyParseLine()
    2. cascading.scheme.util
      DelimitedParser.parseLine
      1. cascading.scheme.util.DelimitedParser.onlyParseLine(DelimitedParser.java:404)
      2. cascading.scheme.util.DelimitedParser.parseLine(DelimitedParser.java:341)
      2 frames
    3. cascading.scheme.hadoop
      TextDelimited.source
      1. cascading.scheme.hadoop.TextDelimited.source(TextDelimited.java:1006)
      1 frame
    4. cascading.tuple
      TupleEntrySchemeIterator.hasNext
      1. cascading.tuple.TupleEntrySchemeIterator.getNext(TupleEntrySchemeIterator.java:140)
      2. cascading.tuple.TupleEntrySchemeIterator.hasNext(TupleEntrySchemeIterator.java:120)
      2 frames
    5. cascading.flow.stream
      SourceStage.run
      1. cascading.flow.stream.SourceStage.map(SourceStage.java:76)
      2. cascading.flow.stream.SourceStage.run(SourceStage.java:58)
      2 frames
    6. cascading.flow.hadoop
      FlowMapper.run
      1. cascading.flow.hadoop.FlowMapper.run(FlowMapper.java:127)
      1 frame
    7. Hadoop
      LocalJobRunner$Job$MapTaskRunnable.run
      1. org.apache.hadoop.mapred.MapTask.runOldMapper(MapTask.java:429)
      2. org.apache.hadoop.mapred.MapTask.run(MapTask.java:341)
      3. org.apache.hadoop.mapred.LocalJobRunner$Job$MapTaskRunnable.run(LocalJobRunner.java:235)
      3 frames
    8. Java RT
      Thread.run
      1. java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
      2. java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
      3. java.util.concurrent.FutureTask.run(FutureTask.java:166)
      4. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
      5. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
      6. java.lang.Thread.run(Thread.java:724)
      6 frames