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Posted to common-user@hadoop.apache.org by Boris Shkolnik <bo...@yahoo-inc.com> on 2009/09/01 20:22:55 UTC

Re: DistCp - NoClassDefFoundError

After split Distcp belongs to hadoop-mapreduce.
Make sure hadoop-mapred-tools-$VER-dev.jar is in your classpath.

Boris.


On 8/31/09 2:19 PM, "Kevin Peterson" <kp...@biz360.com> wrote:

> On Fri, Aug 28, 2009 at 10:34 AM, mpiller <ma...@themidnightcoders.com>wrote:
> 
>> 
>> I am using the DistCp class inside of my application to copy final output
>> files out into S3 (this is per Amazon's recommendation). However, when I
>> run
>> the program I get the following exception:
>> 
>> java.lang.NoClassDefFoundError: org/apache/hadoop/tools/DistCp
>> 
>> 
> I generally run DistCp from the command line. I'd look into the bin/hadoop
> script to see what it actually runs when you do distcp. It may be that the
> jar isn't in the classpath normally.