SQL-DATABASE ERROR

Database error in WoltLab Burning Board (): Link-ID == false, connect failed
mysql error: Access denied for user 'christianp'@'localhost' (using password: YES)
mysql error number: 1045
mysql version: unknown
php version: 5.6.40
Date: 24.04.2024 @ 00:00
Script: /schule/misc.php?action=faq&sid=263706eb61785604ccb76e473265f203
Referer: