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 @ 08:57
Script: /board/misc.php?action=faq&sid=3938fbf41ebf8be57e28af68587ca514
Referer: