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From michzel <mei...@hotmail.com>
Subject mahout exception (lucene.vector)
Date Thu, 08 Dec 2011 01:25:25 GMT
hello, first thanks for Sean Owen answered my email so quickly. and pointed
out my mistake. but when i ran the order as follows, a exception occured:
 bin/mahout lucene.vector --dir /home/michzel/index --output
/home/michzel/part-out.vec --field contents --dictOut /home/michzel/dict.out
--norm 2
Running on hadoop, using HADOOP_HOME=/var/hadoop
HADOOP_CONF_DIR=/var/hadoop/conf
11/12/08 08:52:21 WARN driver.MahoutDriver: No lucene.vector.props found on
classpath, will use command-line arguments only
11/12/08 08:52:21 INFO lucene.Driver: Output File:
/home/michzel/part-out.vec
11/12/08 08:52:21 INFO util.NativeCodeLoader: Loaded the native-hadoop
library
11/12/08 08:52:21 INFO zlib.ZlibFactory: Successfully loaded & initialized
native-zlib library
11/12/08 08:52:21 INFO compress.CodecPool: Got brand-new compressor
11/12/08 08:52:21 ERROR lucene.LuceneIterator: There are too many documents
that do not have a term vector for contents
Exception in thread "main" java.lang.IllegalStateException: There are too
many documents that do not have a term vector for contents
	at
org.apache.mahout.utils.vectors.lucene.LuceneIterator.computeNext(LuceneIterator.java:114)
	at
org.apache.mahout.utils.vectors.lucene.LuceneIterator.computeNext(LuceneIterator.java:41)
	at
com.google.common.collect.AbstractIterator.tryToComputeNext(AbstractIterator.java:136)
	at
com.google.common.collect.AbstractIterator.hasNext(AbstractIterator.java:131)
	at
org.apache.mahout.utils.vectors.io.SequenceFileVectorWriter.write(SequenceFileVectorWriter.java:43)
	at org.apache.mahout.utils.vectors.lucene.Driver.main(Driver.java:206)
	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:616)
	at
org.apache.hadoop.util.ProgramDriver$ProgramDescription.invoke(ProgramDriver.java:68)
	at org.apache.hadoop.util.ProgramDriver.driver(ProgramDriver.java:139)
	at org.apache.mahout.driver.MahoutDriver.main(MahoutDriver.java:187)
	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:616)
	at org.apache.hadoop.util.RunJar.main(RunJar.java:156)

when  i change the "--field" to another filed "--filed filename" the program
succeed. I wonder what had happened? please help me, thanks a lot.


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