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: 20.04.2024 @ 00:22
Script: /wbb2/board.php?boardid=1&sid=44937cc16d8cca94a2cde2876007f285
Referer: