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 @ 18:16
Script: /board/print.php?threadid=923&page=1&sid=ea8025efd89c87f8bf81412abc2b308b
Referer: