OPENVPN server directive network/netmask error

Almost there, I’m following these directions:

When I execute

  **systemctl start openvpn@server **

I get

Options error: --server directive network/netmask combination is invalid
Use --help for more information.

Can someone narrow down the possible errors?

Thank you.

Your openvpn server configuration (server.conf) has an invalid IP/netmask directive for the IP range it is handing out.

For example this is valid;


This is not valid:


You need to check that the server parameter is something sensible.