App won't run under Android Studio 2.0, after upgrading from 1.5

Question

I recently upgraded my Android Studio from 1.5 to 2.0. My app would build and run nicely on Android 1.5. Now, when I try run the app on my smartphone, it gives me this error

Answer 1

Try to disable the Instant Run option in Android Studio 2.0

This is helped me.