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: 27.04.2024 @ 00:55
Script: /board/print.php?threadid=761&page=1&sid=dce2d658fa4a5dedc30ab757424b9efd
Referer: