I use ReSharper with Xamarin, and one of the best features under 9.1 is/was the XAML integration.
I upgraded to 9.1.1 RC because the blog recommended it for Visual Studio 2015 RC. Now, my Views can't see my ViewModels. All my Bindings report "Unresolved binding path when DataContext is unknown"
At the top, I have:
Again, this was working this morning, before I upgraded ReSharper.