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: 20.04.2024 @ 07:00
Script: /board/misc.php?action=faq2&sid=e86eb1ceb169090f1d46c80508337251
Referer: