[jira] Resolved: (MAHOUT-265) Error with creating MVC from Lucene Index or Arff

["Sean Owen (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/MAHOUT-265?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Sean Owen resolved MAHOUT-265.
------------------------------

    Resolution: Fixed

> Error with creating MVC from Lucene Index or Arff
> -------------------------------------------------
>
>                 Key: MAHOUT-265
>                 URL: https://issues.apache.org/jira/browse/MAHOUT-265
>             Project: Mahout
>          Issue Type: Bug
>    Affects Versions: 0.3
>         Environment: RHEL 2.6, Mac OS 10.6.2
>            Reporter: Jerry Ye
>            Assignee: Jake Mannix
>             Fix For: 0.3
>
>
> 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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