Data Binding Android - Type parameter T has incompatible upper bounds : ViewDataBinding and MainActivity

Question

I am using Android Studio 2.0 Preview 4. I\'m using Android SDK tools 25 rc1. This error persists no matter how many times I clean / rebuild project. File->Invalidate Caches

Answer 1

There is a simple solution.

1. click "File" on toolbar of android studio
2. click "Invalidate Caches and Restart", then it works.

Hope this answer will help you.