I\'m trying the new Android Studio. I\'ve exported a project from eclipse, using the build gradle option. I\'ve then imported it in Android Studio. The R.java file under gen
I had the same problem and got it fixed by deleting an extra library.
To do try this solution go to File > Project Structure (on a mac you can use the command "Apple ;")
Then select app on the left tab. Go to the dependencies tab and delete the extra library.