RMYouTubeExtractor.h contains error

[vkyios]

Dear i simply download this project and run it its working fine,but when i use in my project RMYouTubeExtractor.h class giving an error i try to solve it but i couldn't.Could you please guide me what the actual problem is and how i can come out from this.Thanks

[JayakarVangeti]

@import Foundation;
in RMYoutubeExtractor.h file. (Above all)