[TYPO3] CoolUri Warning: mysql_fetch_assoc()

[micho edo]

Dmitry Dulepov [typo3] schrieb:
>> Using CoolUri I get the Warning:
>> Warning: mysql_fetch_assoc(): supplied argument is not a valid MySQL 
>> result resource in C:\bin\TYPO3_4.1.6\htdocs\coolUriTest\t3lib\class.t3lib_db.php on line 796

> The reason is given in error message: supplied argument is not a valid MySQL result resource.
> Nothing says that it is CoolURI related. Before you mention specific module as a cause for error, you should be sure that it is really that module, who creates the problem.
> In this particular case you should go to Install tool and enable SQL debugging. It will show you stack trace where error happens. I doubt it is CoolURI-related.

Thanks.
your hint (SQL debugging) helped me very much.
The error was coolUri-related, I coded the Language parameter L with 
like: 'de' 'en' etc.
After switching to a numeric coding it works fine.