First I uploaded images for iPhone 5.5" Display and iPad Pro (2nd Gen) 12.9" Display Screenshot images, which uploaded fine and press "Submit Review". after getting error to upload screenshot for all type of iPhone, which mentioned. I Try Many time to upload screenshot for other two and press "Submit Review", I got this error: Even some images already uploaded.
Unable to Submit for Review. The items below are required to start the review process: There are still screenshot uploads in progress.[link][1] [link image][2]
I got gray blank picture screenshot which I've uploaded.
Blank Screenshot after uploaded [link][3]
i spend a whole day but not any luck. please help Thanks in advance. [1]: https://i.stack.imgur.com/YM9eo.png [2]: https://i.stack.imgur.com/PjJZ0.png [3]: https://i.stack.imgur.com/fRHz8.png