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: 20.04.2024 @ 05:41
Script: /board/misc.php?action=faq&sid=fc9ae718b367e85a1183c165540b5451
Referer: