While this is most likely a temporary issue, please try restarting your game application, and device, as well as log out and back into your Microsoft (Xbox Live) Account in your game's settings. I hope this helps! ^SA
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
While this is most likely a temporary issue, please try restarting your game application, and device, as well as log out and back into your Microsoft (Xbox Live) Account in your game's settings. I hope this helps! ^SA