Activity screen not rotating when I rotate mobile

Question

I have used this code as @gnobal posted on https://stackoverflow.com/a/2700683/1556329 and it works great. But my issue is that I have found that when I apply Theme.Transpar

Answer 1

I had the same problem. Before doing any solutions, first be sure that rotation feature is enabled and then check your home screen that can be rotate, if no, Reboot your phone and the problem will be solved!