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: 25.04.2024 @ 12:57
Script: /board/search.php?sid=8b1d745615d02c8a94adc6cfeccc77f6
Referer: