Multiple dex files define /BuildConfig, can't find the cause:

Question

I\'m using the new gradle build system and I\'m facing the following problem:

UNEXPECTED TOP-LEVEL EXCEPTION:
com.android.dex.DexException: Multiple dex file         


        

Answer 1

I was getting this problem signing my instant apk. The problem:

bad module/app/manifest.xml

good: module/app/manifest.xml

Just adding the .app at the end of the package name