SQL-DATABASE ERROR

Database error in WoltLab Burning Board: Link-ID == false, connect failed
mysql error: The server requested authentication method unknown to the client
mysql error number: 2054
Date: 18.04.2024 @ 10:18
Script: /board/misc.php?action=viewip&postid=2088&sid=2a3d8e469a0bccd5474f70cc97758ed4
Referer: