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 @ 06:11
Script: /board/thread.php?goto=nextoldest&threadid=16&sid=d85d8448eca3df04864c9089d516bf51
Referer: