java: R cannot be resolved to a variable

Question

I know this question has been asked before but I am at my witts end with this. I have just created a new project and getting this error.

Ofcourse the R.java file is not

Answer 1

This just worked for me.

Added a character to the manifest and saved. Deleted said character cleaned projected and package created under gen with buildconfig and R java in it.

Why is worked I have no idea.