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: 29.03.2024 @ 12:23
Script: /board/misc.php?action=viewip&postid=14886&sid=b648da77111bc7c8758fcd5257a6d6db
Referer: