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: 26.04.2024 @ 20:45
Script: /board/forgotpw.php?sid=f883dca46b014ccdae3f80bfff7dc5dd
Referer: