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: 28.03.2024 @ 17:31
Script: /wbb2/thread.php?goto=nextoldest&threadid=1&sid=77fdb944c2317a6fc458c3b09bd50f4f
Referer: