Unable to package project 4.6

I have no idea what platform are you trying to package?
With the detail you provided seems like you want to pack for window only and play it from your desktop.

I finally can package with distribution.
This software have a few platform can be pack.
Development is for testing , Distribution is for sale in Apple or Google.

Before you do package it require to fill out the require detail.
Take a look of below link.

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