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  1. Mahout
  2. MAHOUT-265

Error with creating MVC from Lucene Index or Arff

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: 0.3
    • Fix Version/s: 0.3
    • Component/s: None
    • Labels:
      None
    • Environment:

      RHEL 2.6, Mac OS 10.6.2

      Description

      I'm getting the following error when trying to create vectors from a Solr index. I've also tried using the arff to mvc utility and I'm getting the exact same error.

      Exception in thread "main" java.lang.NullPointerException
      at org.apache.hadoop.io.serializer.SerializationFactory.getSerializer(SerializationFactory.java:73)
      at org.apache.hadoop.io.SequenceFile$Writer.init(SequenceFile.java:910)
      at org.apache.hadoop.io.SequenceFile$RecordCompressWriter.<init>(SequenceFile.java:1074)
      at org.apache.hadoop.io.SequenceFile.createWriter(SequenceFile.java:397)
      at org.apache.hadoop.io.SequenceFile.createWriter(SequenceFile.java:284)
      at org.apache.hadoop.io.SequenceFile.createWriter(SequenceFile.java:265)
      at org.apache.mahout.utils.vectors.lucene.Driver.getSeqFileWriter(Driver.java:226)
      at org.apache.mahout.utils.vectors.lucene.Driver.main(Driver.java:197)

      I'm getting this error with revision 901336 but not with revision 897299

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            • Assignee:
              jake.mannix Jake Mannix
              Reporter:
              whiplash Jerry Ye
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              Dates

              • Created:
                Updated:
                Resolved: