In App purchase in iOS suddenly stop working ( Error code=5002 occurred )

Question

I have integrated in-App purchase in my application successfully. I tested it properly by making test user account in itunes. My in-app purchase worked fine. But suddenly my

Answer 1

It seems that the storekit does not work in the simulator any longer. I quote from storekit docs:

Note: Store Kit does not operate in iOS Simulator. When running your application in iOS Simulator, Store Kit logs a warning if your application attempts to retrieve the payment queue. Testing the store must be done on actual devices.

Store Kit Docs