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: 26.04.2024 @ 15:01
Script: /wbb2/search.php?action=polls&sid=378ed92216982b34e06b2037845a09da
Referer: