[jira] [Created] (MAHOUT-1367) WikipediaXmlSplitter --> Exception in thread "main" java.lang.NullPointerException

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

ollagnier created MAHOUT-1367:
---------------------------------

             Summary: WikipediaXmlSplitter --> Exception in thread "main" java.lang.NullPointerException
                 Key: MAHOUT-1367
                 URL: https://issues.apache.org/jira/browse/MAHOUT-1367
             Project: Mahout
          Issue Type: Bug
         Environment: ubuntu
            Reporter: ollagnier
            Priority: Blocker
             Fix For: 0.8


Hi !

When I run this command : $MAHOUT_HOME/bin/mahout org.apache.mahout.text.wikipedia.WikipediaXmlSplitter -d frwiki-latest-pages-articles.xml.bz2 -o wikipedia-xml-chunks -c 100

I have this error :

MAHOUT-JOB: /home/ollagnier/Documents/tools/mahout-distribution-0.8/bin/trunk/examples/target/mahout-examples-0.9-SNAPSHOT-job.jar
13/11/29 14:51:08 WARN driver.MahoutDriver: No org.apache.mahout.text.wikipedia.WikipediaXmlSplitter.props found on classpath, will use command-line arguments only
13/11/29 14:51:08 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
Exception in thread "main" java.lang.NullPointerException
	at org.apache.hadoop.io.compress.bzip2.Bzip2Factory.isNativeBzip2Loaded(Bzip2Factory.java:54)
	at org.apache.hadoop.io.compress.bzip2.Bzip2Factory.getBzip2Decompressor(Bzip2Factory.java:131)
	at org.apache.hadoop.io.compress.BZip2Codec.createDecompressor(BZip2Codec.java:250)
	at org.apache.hadoop.io.compress.BZip2Codec.createInputStream(BZip2Codec.java:156)
	at org.apache.mahout.text.wikipedia.WikipediaXmlSplitter.main(WikipediaXmlSplitter.java:190)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:72)
	at org.apache.hadoop.util.ProgramDriver.run(ProgramDriver.java:144)
	at org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:152)
	at org.apache.mahout.driver.MahoutDriver.main(MahoutDriver.java:195)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at org.apache.hadoop.util.RunJar.main(RunJar.java:212)

And I have a little trouble seeing where it comes from

Thank you for your help







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