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 @ 14:13
Script: /wbb2/board.php?boardid=8&sid=d7b81f5f35975c68ed0c9a91fa6aea58
Referer: