P3P with Pilot Go app great for 1 day, today disconnected can't bind RC

[Phantomsphere]

After a flawless flight this morning takeoff not possible
due to inability to complete compass calibration. Moved 3 times but no Go Pilot
sitting on ground. If I can't bind the two how can I calibrate . I'm sure this has been
disgusted I mean discussed previously, but help?