The best thing to do in this situation would be to contact an Advisor for further assistance. I suspect that you would indeed need to reinstall the game, but they should be able investigate the issue further for you.
1. Click on the following link: http://help.ea.com/en/contact-us/
2. Make sure you are logged in (top right corner)
3. Type in the name of the affected game
4. Select 'Next' at the bottom right
5. Select your platform and then 'Next' again
6. Select topic from the drop down and type in a short description of your issue.
7. Select a contact option. Please note that available contact options do depend on your country settings and time of day.