Description of problem: The NetworkManager-openvpn plugin is outdated and does not support some OpenVPN 2.4 features like tls-crypt. Please update NetworkManager-openvpn to the version currently in Fedora. Version-Release number of selected component (if applicable): NetworkManager-openvpn-1.2.6-1.el7.x86_64
*** This bug has been marked as a duplicate of bug 1520214 ***