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From "hairong Kuang" <hair...@yahoo-inc.com>
Subject RE: Error with latest version
Date Wed, 07 Mar 2007 20:10:23 GMT
I filed a bug on this: HADOOP-1082 and attached a patch.

Hairong 

-----Original Message-----
From: Venkatesh Seetharam [mailto:vseetharam@gmail.com] 
Sent: Monday, March 05, 2007 9:55 PM
To: hadoop-user@lucene.apache.org
Subject: Error with latest version

Hi there,

Howdy. I just updated hadoop from 0.11.2 to 0.12.0 and getting the following
error.

java.lang.NullPointerException
    at org.apache.hadoop.fs.ChecksumFileSystem$FSInputChecker.seek(
ChecksumFileSystem.java:138)
    at org.apache.hadoop.fs.FSDataInputStream$PositionCache.seek(
FSDataInputStream.java:47)
    at org.apache.hadoop.fs.FSDataInputStream$Buffer.seek(
FSDataInputStream.java:82)
    at org.apache.hadoop.fs.FSDataInputStream.seek(FSDataInputStream.java
:121)
    at org.apache.hadoop.streaming.StreamXmlRecordReader.init(
StreamXmlRecordReader.java:73)
    at org.apache.hadoop.streaming.StreamXmlRecordReader.(
StreamXmlRecordReader.java:65)
    at
com.gale.searchng.workflow.fetcher.FetcherParser$XmlInputFormat.getRecordRea
der
(FetcherParser.java:279)
    at org.apache.hadoop.mapred.MapTask.run(MapTask.java:139)
    at org.apache.hadoop.mapred.TaskTracker$Child.main(TaskTracker.java
:1445)

Any help is greatly appreciated.

--
Thanks,
Venkatesh

"Perfection (in design) is achieved not when there is nothing more to add,
but rather when there is nothing more to take away."
- Antoine de Saint-Exupéry


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