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: 27.04.2024 @ 03:48
Script: /board/addreply.php?postid=11775&action=quote&sid=d89281cd624d64961188adf4f6e485a7
Referer: