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: 20.04.2024 @ 04:49
Script: /board/search.php?sid=eb0dde35b01912e77d4bf2a72d4c4834
Referer: