Can't download apk file from mit ai2

[Vermans]

Hey, I can't build apk file it's showing that:-

App Inventor is unable to compile this project.
The compiler error output was
________Preparing application icon
________Creating animation xml
________Creating style xml

________Creating provider_path xml
________Creating network_security_config xml
________Generating adaptive icon file
________Generating round adaptive icon file
________Generating adaptive icon background file
________Generating manifest file
________Attaching native libraries
________Attaching Android Archive (AAR) libraries
________Attaching component assets
________Invoking AAPT
AAPT time: 0.901 seconds
________Compiling source files

[Gordon_Lu]

Hello Vermans.

Watch out for the following issues if you find the AAPT error.

• Project naming. Make sure your project name starts with an alphabet, and only contains English letters, numbers and underscores(_). Ref: Help build error (AAPT execution failed) - #11 by TIMAI2

• Check out for this list of potential issues: ProfessorCad: Tips & Tricks

These are a list of topics with the AAPT error: Search results for 'AAPT error' - MIT App Inventor Community. Please search the community next time for similar queries; this allows you to do research yourself.

If the issue persists, post the AIA file of your project here.