title: the apple id you entered couldn't be found or your password was incorrect. please try again trying to test the In app purchase
body: <p>I am Integrating IAP in my ios game for removing ads. After done all the coding and integration, I tried to test the IAP, But whenever i click the ad removal button it ask me to login to apple store after I type all my login credentials it is showing error on my Ipad. I am testing with my test user account only, still it is showing this error. Any help over this will be thankful.</p>