java.lang.NullPointerException

nutch-dev | Markus Jelsma (JIRA) | 3 years ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at java.util.ComparableTimSort.sort()
  2. Java RT
    Arrays.sort
    1. java.util.ComparableTimSort.sort(ComparableTimSort.java:146)
    2. java.util.Arrays.sort(Arrays.java:472)
    2 frames
  3. Hadoop
    SequenceFileOutputFormat.getReaders
    1. org.apache.hadoop.mapred.SequenceFileOutputFormat.getReaders(SequenceFileOutputFormat.java:85)
    1 frame
  4. org.apache.nutch
    SegmentReader.main
    1. org.apache.nutch.segment.SegmentReader.getStats(SegmentReader.java:463)
    2. org.apache.nutch.segment.SegmentReader.list(SegmentReader.java:441)
    3. org.apache.nutch.segment.SegmentReader.main(SegmentReader.java:587)
    3 frames
  5. 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:606)
    4 frames
  6. Hadoop
    RunJar.main
    1. org.apache.hadoop.util.RunJar.main(RunJar.java:160)
    1 frame