hi, we have a prtg server, version: 18.104.22.1682 x64
I tried to change our dns name but it gives me this error
The validation of the data you entered has failed. The web server port 443 is not available. Please stop or reconfigure the application that is occupying this port or select a different port.
The settings have not been changed. Error details Version: 22.214.171.1242 Server: xxx.yyyi.com URL: /editsettings?[object FormData] Time: 18:0:15
what should i do next?