multiple dex files define landroid/support/annotation/AnimRes

Question

The moment I added the android support annotations to my dependencies

compile \'com.android.support:support-annotations:20.0.0\'

I got this erro

Answer 1

In my case I had a file called cache.xml under /build/intermediates/dex-cache/cache.xml in the root project folder. I deleted this file, rebuild the project and it worked for me.