SQL-DATABASE ERROR

Database error in WoltLab Burning Board (): cannot use database gir@1-wbb
mysql error: Unknown database 'gir@1-wbb'
mysql error number: 1049
mysql version: 5.0.51a-24+lenny5-log
php version: 5.3.6
Date: 29.01.2012 @ 22:09
Script: /thread.php?threadid=3853
Referer: