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: 26.04.2024 @ 14:14
Script: /board/memberslist.php?order=DESC&sortby=userposts&letter=&sid=7cb5d6601f81e3ed1e27cbeb2e37b439&page=2
Referer: