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: 19.04.2024 @ 14:41
Script: /wbb2/newthread.php?boardid=8&sid=e4c23310bca93619b5010f298f847d6b
Referer: