Why Can't Google's Market Billing Sample Build in a Signed Release Version?

Question

I tried looking into similar problems, but the solutions offered there do not seem to fit my particular situation:

I initially followed the instructions for Configur

Answer 1

I too had the same issue and i solved it by :

1. Delete bin & gen folder
2. Remove the dependency libraries(if any) and add them back
3. Finally clean up the project and build it again.

Done!