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 @ 01:38
Script: /board/misc.php?action=faq1&sid=e86eb1ceb169090f1d46c80508337251
Referer: