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 @ 13:31
Script: /board/report.php?postid=11775&sid=d89281cd624d64961188adf4f6e485a7
Referer: