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 @ 17:23
Script: /board/memberslist.php?sid=ec33b4b8b08c1e96cdc686914547e23a
Referer: