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: 24.04.2024 @ 08:09
Script: /board/misc.php?action=viewip&postid=14699&sid=41345a82610bb411011c25f7aa8f1a6c
Referer: