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: 29.03.2024 @ 15:01
Script: /board/misc.php?action=viewip&postid=12986&sid=855eb838dce1b7837fc674fbe72a33ee
Referer: