After another try, I think that there is NO bug in nm-connection-editor, neither in network-manager-openvpn, but an incorrect format in my ovpn file coming from vpnbook.com. I have tried with another site (not free) ipvanish.com and I can save the connection.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/990765 Title: "Save" button always greyed out when creating openvpn connection To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager-openvpn/+bug/990765/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs