While you work through a resolution you can try to reactivate the box by going to xfinity. com/activate. If the box had been working then perhaps a code was. Weboct 4, 2021 · it now has error code xre 00250. I’ve called comcast 3 times and if you know what calling comcast is like it’s not good. Comcast needs to get rid of the 800. Is this happening on a new box that has never been used, or a previously working box that. Webmar 31, 2024 · fix 1: Check…