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 @ 01:41
Script: /board/forgotpw.php?sid=4e278deadf87bf2725c4dd6d4709163f
Referer: