I don't think this is an upstream issue. OpenVPN is available as add-on in Fedora and there is an AppStream metainfo file in the upstream repository[1].
[1] https://git.gnome.org/browse/network-manager-openvpn/tree/appdata /network-manager-openvpn.metainfo.xml.in -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to network-manager-openvpn in Ubuntu. https://bugs.launchpad.net/bugs/1720539 Title: network-manager-openvpn-gnome cannot be installed using GNOME Software Status in network-manager-openvpn package in Ubuntu: New Bug description: The network-manager-openvpn-gnome package cannot be installed using GNOME Software as GNOME Control Center add-on because it is missing the necessary AppStream metadata. Steps to reproduce: 1. Run GNOME Software. 2. Search for "Control Center" and select "GNOME Control Center". 3. See available add-ons at the bottom of the page. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager-openvpn/+bug/1720539/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

