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: 29.03.2024 @ 02:38
Script: /board/misc.php?action=faq3&sid=b8488b9966cb8c683a5b48780a4a12c4
Referer: