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.
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.