Have you already resetted your console (hold down your finger on the Xbox One symbol on your console for at least 10 seconds) or to re-install the game? You should check our Xbox One troubleshooting guide as well: http://answers.ea.com/t5/Titanfall/Xbox-One-Troubleshooting-guide/m-p/2454796#U2454796
Please keep us updated.
Basti
