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 @ 00:31
Script: /board/misc.php?action=faq&sid=e5fcb6feb3974b9bd23c19519df701cc
Referer: