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 @ 12:41
Script: /board/print.php?threadid=22&page=1&sid=9cdad736fe2cd091bdc9178a1781620b
Referer: