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: 18.04.2024 @ 21:35
Script: /board/report.php?postid=1423&sid=cd8f94fd7a87f07feb85d802b2b2894d
Referer: