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: 16.04.2024 @ 21:43
Script: /board/profile.php?userid=1&sid=f4204ada3cb4cfd201bc050cff4f5456
Referer: