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: 19.04.2024 @ 11:26
Script: /board/misc.php?action=faq&sid=575f83565d6247a3c33f66f913870c74
Referer: