Means the port is not forwarded or UPnP failed. Either UPnP needs to succeed or the game port needs to be forwarded.
Watch https://www.youtube.com/watch?v=jWEyQouCDjg
@User76 Well cg_fov should work just fine, the other ones are cheat protected and won't work without a mod and a mod won't work without a dedicated server it's running on.
@luigistyle Essentially the game just freezes and the zombies theme continues to go on, nothing happens, no error codes, nothing it just freezes, this also happens in multiplayer when I select create a class, I do not know what to do