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: 16.04.2024 @ 07:12
Script: /board/thread.php?goto=lastpost&threadid=918&sid=fedcbf947ff8e976e097c7b49563b583
Referer: