Error in my R.java file cannot be resolved

Question

I am using the Eclipse ADT bundle and recently updated my Android SDK tools and Android SDK platform tools then thereafter I tried creating a new project and I keep getting an e

Answer 1

This problem occurs when you update the ADT. So it is recommendable to use Android Studio.
If that doesnt work then try what @Harsh Dattani stated in the previous answer which is to Clean or Rebuild the project.