$ journalctl -f May 05 14:32:30 work-pc1 gnome-control-c[2052]: Failed to enable service vino-server: GDBus.Error:org.freedesktop.DBus.Error.InvalidArgs: Sharing cannot be enabled on this network, status is '0'
$ nmcli d status DEVICE TYPE STATE CONNECTION enp2s0 ethernet unmanaged -- lo loopback unmanaged -- $ /usr/lib/vino/vino-server 05/05/2020 15:10:09 Autoprobing TCP port in (all) network interface 05/05/2020 15:10:09 Listening IPv6://[::]:5900 05/05/2020 15:10:09 Listening IPv4://0.0.0.0:5900 05/05/2020 15:10:09 Autoprobing selected port 5900 05/05/2020 15:10:09 Advertising security type: 'TLS' (18) 05/05/2020 15:10:09 Re-binding socket to listen for VNC connections on TCP port 5900 in (all) interface 05/05/2020 15:10:09 Listening IPv6://[::]:5900 05/05/2020 15:10:09 Listening IPv4://0.0.0.0:5900 05/05/2020 15:10:09 Clearing securityTypes 05/05/2020 15:10:09 Advertising security type: 'TLS' (18) 05/05/2020 15:10:09 Clearing securityTypes 05/05/2020 15:10:09 Advertising security type: 'TLS' (18) 05/05/2020 15:10:09 Advertising authentication type: 'No Authentication' (1) 05/05/2020 15:10:09 Re-binding socket to listen for VNC connections on TCP port 5900 in (all) interface 05/05/2020 15:10:09 Listening IPv6://[::]:5900 05/05/2020 15:10:09 Listening IPv4://0.0.0.0:5900 also what interface is the settings panel listing at the bottom is that your correct eth one? The "network" part of the settings panel reads: "Es sind keine Netzwerke zur Freigabe gewählt." (german locale) which can be translated to "No network has been selected for sharing". ** Changed in: gnome-control-center (Ubuntu) Status: Incomplete => New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1876884 Title: Unable to enable screen sharing after upgrade to 20.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1876884/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs