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: 26.04.2024 @ 16:11
Script: /board/thread.php?goto=nextnewest&threadid=651&sid=8dbe0a8157aa011766297e1d85654319
Referer: