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 @ 21:36
Script: /board/thread.php?goto=lastpost&threadid=22&sid=1e621f0dc566ead55377f429f3a62788
Referer: