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: 24.04.2024 @ 18:04
Script: /board/thread.php?threadid=294&sid=46463c272d6e9b042872bb17c369972d
Referer: