What does DX stage means

please help me because my app doesnot export and its show error.

Please show your error log and blocks ,so that community would help you

There is something wrong with your block part , check your block part ,and restart your PC and then open Makeroid builder site and then complie your app
Hope it will work

it work now but the now app start crashes … whenever i start the app after few seconds i m came back to my home screen… y phone show the notification of app crashes

You have done something wrong with blocks