Xamarin.IOS Error - Can not resolve reference: C:/Program Files (x86)/../Xamarin.iOS/v1.0/Facades/System.Private.CoreLib.InteropServices.dll

I working on Cross-platform PCL Xamarin Forms (Android,IOS) Project. I am using Visual Studio 2015 and Window 10 OS to make xamarin project. I have installed Xamarin studio in MAC PC to run IOS pr...