Did you change the Parse metadata writable object.  This error looks 
like ones that show up when a change to a writeable source code has been 
made to write out something (i.e. like adding meta tags to the parsedata 
metadata) but the code to read it in has not been made in the writeable 
source.

The errors is basically stating that you wrote something out but haven't 
read it back in.

Dennis Kubes

qi wu wrote:
> Hi,
>  
> I am trying to modify the Fetcher code in Nutch.81 , but always get the 
> exceptions below in the hadoop.log.
> 
> java.lang.RuntimeException: java.io.IOException: Version: 4
> Status: 5 (fetch_success)
> Fetch time: Wed Mar 14 22:15:58 CST 2007
> Modified time: Thu Jan 01 08:00:00 CST 1970
> Retries since fetch: 0
> Fetch interval: 0.5 days
> Score: 1.0
> Signature: f4b0490606f416542246fb2bf625d0cb
> Metadata: null
>  read 95 bytes, should read 159
>  at 
> org.apache.hadoop.mapred.ReduceTask$ValuesIterator.next(ReduceTask.java:129)
>  at org.apache.nutch.crawl.CrawlDbReducer.reduce(CrawlDbReducer.java:56)
>  at org.apache.hadoop.mapred.ReduceTask.run(ReduceTask.java:247)
>  at org.apache.hadoop.mapred.LocalJobRunner$Job.run(LocalJobRunner.java:112) 
> 
> Why "159" bytes should be read here? Any hints for me to find the answer?
> 
> Thanks
> -Qi
>  

-------------------------------------------------------------------------
Take Surveys. Earn Cash. Influence the Future of IT
Join SourceForge.net's Techsay panel and you'll get the chance to share your
opinions on IT & business topics through brief surveys-and earn cash
http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV
_______________________________________________
Nutch-general mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/nutch-general

Reply via email to