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: 26.04.2024 @ 21:55
Script: /board/misc.php?action=viewip&postid=12973&sid=d4ab5fdb0ed12a6f679650b048d1e80c
Referer: