Does your app have extensions or
large images?
En Diseño / Subir, baja los archivos e indica su tamaño,
o bien sube el archivo .aia para que podamos verlo.
your error message is "AAPT execution error"
you might find the solution after doing a search in the community like this
https://community.appinventor.mit.edu/search?q=AAPT%20execution%20error
Taifun
Trying to push the limits! Snippets, Tutorials and Extensions from Pura Vida Apps by Taifun.
The project name appears really long. I wonder if that is causing some issues. Try exporting your project and importing it with a shorter name and see if that addresses the error.