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: 28.03.2024 @ 09:40
Script: /board/misc.php?action=faq2&sid=e2286a667ab19bfdc8265c18e5cd17b5
Referer: