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: 27.04.2024 @ 01:54
Script: /board/misc.php?action=faq&sid=c88ec6c904dd729fc3e4011e53bd9915
Referer: