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: 28.03.2024 @ 13:57
Script: /board/thread.php?goto=lastpost&threadid=842&sid=0ee2a5ed7a674cf38e3571d416548354
Referer: