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: 18.04.2024 @ 04:41
Script: /board/misc.php?action=faq&sid=3740356177b4d6d1bfb7a30e68687c25
Referer: