Block2code bugs

When I Build apps, these erro messages come and the design block of the project is all right, as another project is working in Gmail, but again and again these erro messages are coming up occasionally and now it is not going to come at all, erro messages. Give me a solution?

Block2Code is unable to compile this project.
The compiler error output was
________Checking components
________Checking extensions
________Preparing application icon
________Creating animation xml
________Creating style xml
________Creating provider_path xml
________Creating network_security_config xml
________Generating manifest file
________Attaching native libraries
________Attaching Android Archive (AAR) libraries
________Attaching component assets
________Setting up Block2Code Membership
________Setting up Firebase
________Invoking AAPT
AAPT time: 0.725 seconds
________Compiling source files

Have you renamed recently the package name?
Are you using extensions?

Yes I did but it didn’t work

I didn’t use extension