Try reinstalling the program to fix the problem. If I try to start iTunes would get message 'The program can't start because Eventually an iTunes update asked to be applied (don't remember which one), it did not go on smoothly but When I originally got the system I downloaded and installed iTunes (don’t remember which version it was) on it with no problems. I have a Win 8.1 Pro HP ENVY 15t-k000 圆4-based Intel Core I7-4710HQ with 16GB Memory, 100