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 @ 04:43
Script: /board/newthread.php?boardid=28&sid=2ce09832e79ca8dd02be5f5d14594f27
Referer: