White Screen after Packaging

i have a problem with android pacaging, when i create new project for the first time and try to package to adnroid its work fine and normal, but when i start my project, and the game is finally done, and package to android the screen is white


DefaultEngine.ini (8.9 KB)
DefaultGame.ini (3.1 KB)
my project is C++

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Have same problem in UE 5.4. On phone after load packaget game it white screen…