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: 24.04.2024 @ 07:42
Script: /board/thread.php?goto=lastpost&threadid=22&sid=555e1a1e77dfa6bea4537634c0868122
Referer: