Can happen if you have an empty lexer rule that runs forever or if you  
start something that uses the same port. Kill the rogue java process  
if a lexer problem. Teat by running from command line first.

Jim

On Sep 4, 2009, at 2:27 AM, Klaus Martinschitz  
<[email protected]> wrote:

> Hi!
>
> I already looked around in the internet and do not find any answer to
> solve following problem. I downloaded the newest antlr works version
> 1.2.3 were antlr and antlr works are bundled. I normally start the jar
> file. IF I try to debug I get an error message. Everything is set
> correctly, classpath etc. Sometimes after a restart the same file  
> works
> and sometimes not. I don't know why.
>
> Thanks for help,
>
> Klaus
>
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