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From Anshum <ansh...@gmail.com>
Subject Re: Exception in thread main - error
Date Mon, 26 Oct 2009 06:45:29 GMT
Hi Dhivya,
It'd be a wise step to upgrade to a more recent lucene release. 2.9 (though
that does not mean that the issue you encountered was because of that) would
be ideal I'd say, but could also try 2.4.


--
Anshum Gupta
Naukri Labs!
http://ai-cafe.blogspot.com

The facts expressed here belong to everybody, the opinions to me. The
distinction is yours to draw............


On Mon, Oct 26, 2009 at 12:06 PM, DHIVYA M <dhivyakrishnan87@yahoo.com>wrote:

> Sir/Mam,
>
> Am M.Dhivya, learning about apache lucene [Java].
>
> I have installed JDK-6 update 4 and NetBeans-6.5.1
>
> I downloaded the lucene-1.9-final.zip file and followed the steps given in
> docs to run the demo.
>
> The extracted lucene-1.9-final folder from the downloaded zip file is in
> D:\
> and the lucene-core-1.9-final.jar , lucene-demos-1.9-final.jar and src is
> in
>
> D:\lucene-1.9-final\
>
> As said i have set the classpath in environment variable PATH in System
> properties as,
> D:\lucene-1.9-final\lucene-core-1.9-final.jar;
> D:\lucene-1.9-final\lucene-demos-1.9-final.jar;
>
> Then in the command prompt i gave the command,
> D:\lucene-1.9-final>java org.apache.lucene.demo.IndexFiles
> d:\lucene-1.9-final\src
>
> But got the following error:
>
> Exception in thread "main" java.lang.NoClassDefFoundError:
> org/apache/lucene/dem
> o/IndexFiles
> Caused by: java.lang.ClassNotFoundException:
> org.apache.lucene.demo.IndexFiles
>         at java.net.URLClassLoader$1.run(Unknown Source)
>         at java.security.AccessController.doPrivileged(Native Method)
>         at java.net.URLClassLoader.findClass(Unknown Source)
>         at java.lang.ClassLoader.loadClass(Unknown Source)
>         at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
>         at java.lang.ClassLoader.loadClass(Unknown Source)
>         at java.lang.ClassLoader.loadClassInternal(Unknown Source)
>
> Am  a beginner just started to learn about lucene by my own interest after
> knowing about its value. But now am scared as the things are totally blind
> for me. I went in through all the forums but couldnt find the solution. I
> couldnt find out where am missing or my procedure to run lucene demo is
> wrong. Kindly let me know a solution for which am struggling for past one
> week.
>
> Thanks in advance
>  M.Dhivya
>
>
>

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