SQL-DATABASE ERROR

Database error in WoltLab Burning Board (): Link-ID == false, connect failed
mysql error: Access denied for user 'root'@'localhost' (using password: YES)
mysql error number: 1045
mysql version: unknown
php version: 5.6.40-1~dotdeb+7.1
Date: 29.03.2024 @ 12:16
Script: /wbb2/usercp.php?action=profile_edit&sid=3df13b14ebacac6a32bfbf304498b214
Referer: