no connection

After a successful dual controller flight, my iPad mini stopped talking to the inspire controller. Iphones all work fine with RC's. Ipad Mini still works fine through wifi with the osmo, but when I connect it via usb to RC it will not connect. I re-installed app. I tested usb cables and port...

There have been various reports of No Signal or camera image in the GO App. I experienced this today with my I1 with X5 fitted. All attempts to remove and refit the camera and recycle the aircraft, RC and app failed to solve the problem. On power up the camera went through its normal dance but...