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Created attachment 5400 [details]
I updated Xamarin.Android from Visual Studio 2012. After installation, I was no long able to open my project (iOS project) and was given this error (screen1.png). Additionally, when going to Tools --> Options --> Xamarin --> iOS Settings cannot be opened (screen2.png).
Created attachment 5401 [details]
@Seth, we are not observing this issue here with latest builds. If you are still
facing this issue, It would be great If you share your build details and logs
with us to reproduce this issue over here.
You can get logs from VS Help menu > Xamarin > Zip Xamarin Logs
and build information from Help > About Microsoft Visual Studio > Copy Info
Microsoft Visual Studio Professional 2013
Version 12.0.31101.00 Update 4
Microsoft .NET Framework
Xamarin 3.11.666.0 (ebae43a)
Visual Studio extension to enable development for Xamarin.iOS and
Xamarin.Android 188.8.131.52 (5f55a9ef61c11b6ce0890bc91e4c71b1b92be214)
Visual Studio plugin to enable development for Xamarin.Android.
Xamarin.Forms Intellisense 1.0
Provides intellisense for Xamarin.Forms in the XML editor.
Xamarin.iOS 184.108.40.206 (67b390d0d1bd741582cf7b7fd3ffea08583a3f83)
Visual Studio extension to enable development for Xamarin.iOS.
I'm closing this as no further information has been provided and we cannot reproduce similar issues with latest stable builds. Please feel free to reopen if the problem recurs.