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: 19.04.2024 @ 18:26
Script: /board/misc.php?action=faq&sid=43e863ae0ff3ff7dd17233f336bf8f6a
Referer: