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: 13.07.2025 @ 07:30
Script: /board/memberslist.php?sid=8976aa0d1a9f59c21aaac55dfaac1ef1
Referer: