When verifying the receipt to 'https://sandbox.itunes.apple.com/verifyReceipt', the status code 21199 is always returned. Even if the verification is performed again after an interval, the status code 21199 is still returned. How can this problem be solved?
Verify Receipt code=21199
@w13733 Without specifics it is difficult to comment. Could you please file a ticket in Feedback Assistant with the receipt, times of requests, bundle id of your app, and response headers, and post the FB number here.