Error(1,1)illegalcharacter '\ufeff' when compiling on android studio

Question

I got an Eclipse project source code(I was told that on Android Studio, maybe they just confused), and I start to migrating the code to android studio refers to

Answer 1

At bottom right of the project change file encoding UTF-8 to UTF-16.

1. A new dialog will get open. Select convert it and run it.
2. It will give you some errors then again change UTF-16 to UTF-8.
3. Convert it and run the project. This time your project will run successfully.