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: 02.07.2025 @ 00:35
Script: /board/index.php?sid=83c5d80f2680f5398a835b1e8e2cb52f
Referer: