In App Purchase - Google billing issue

Hello all,

I’m implementing IAP for android and get issue on device that the game auto rotate to portrait when click buy button(image below). The game default is developed in landscape mode.
Everyone got this issue before?

Thank for share your experience!

We are looking into this, it may be required to display the system purchase dialog. If we find additional information in our testing, we may include an update in a future release.