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: 25.04.2024 @ 12:43
Script: /board/addreply.php?postid=14886&action=quote&sid=e50264af4ef57d82c060c2d611ff9f42
Referer: