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: 23.04.2024 @ 14:29
Script: /board/misc.php?action=viewip&postid=15082&sid=676aad2dda36bdf5047db5eeb6f849d3
Referer: