I am trying to run the sample example for Xamarin.Forms. I have made the sample application. I have added the required packages in the project.But for some reason I am getti
You need to update Xamarin Studio (and/or Visual Studio). This is the release that fixes it. Here is the post about the issue with the corresponding bugs that match your exactly.
Summary, Xcode 8.1 changed the location of the library so it caused Xamarin to error. Xamarin released a hotfix to the stable channel that resolves it.