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 @ 11:08
Script: /board/memberslist.php?sid=b4c6c12f4ad3437930833ceef90ef3f1
Referer: