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 @ 23:45
Script: /board/memberslist.php?sid=fdfbb63a8ee5bcceb7660e9586ad5394
Referer: