I have the same issue; The response from support is 'case closed' without a word of explanation, and the problem still exists. This is disappointing; I don't see any options to fix it. If the game is not playable, which is my guess, they shouldn't sell it!
I think this is the issue - I found this buried deep in the disclaimers for this
Command & Conquer™ The Ultimate Collection Terms and Conditions
IMPORTANT INFORMATION ABOUT EA ON-LINE SERVICES, INCLUDING AVAILABILITY, MAY BE OBTAINED AT www.ea.com. ON-LINE SERVICES FOR THIS TITLE MAY BE DISCONTINUED AND NOT GUARANTEED, VISIT www.ea.com/en-us/service-updates FOR MORE DETAILS.
Command & Conquer 4 Tiberian Twilight
ONLINE FEATURES FOR THIS TITLE ARE NO LONGER OFFERED
So, this means that this game is not at all playable, now, considering that you can buy the game, doesn't that strike you as fraud?
