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Created attachment 9944 [details]
Steps to reproduce:
1.Download attached project and open it in VS.
2.Run the application.
3.Click on Button.
4.Breakpoint gets hit.
5.Inspect author list object.
6.pin the author.
7.Exapnd pinned author
Actual Result: VS getting crashed as shown in screencast : http://www.screencast.com/t/uRtySylxda
Expected Result: User should able to expand pin author that are earlier pinned.
Regression Status : Not a regression.
Ide log: https://gist.github.com/Arpit360/d72406022c57afc41d78
Build host : 188.8.131.522
Microsoft Visual Studio Professional 2013
Version 12.0.31101.00 Update 4
Microsoft .NET Framework
Installed Version: Professional
Xamarin 3.9.340.0 (8e87bcf)
Visual Studio extension to enable development for Xamarin.iOS and Xamarin.Android.
Xamarin.Android 184.108.40.206 (49a04b966feb40dfdba49d57ba16249b66d606a6)
Visual Studio plugin to enable development for Xamarin.Android.
Xamarin.iOS 220.127.116.11 (862702c6b8aa14a373e25f83ac45918556af41a2)
Visual Studio extension to enable development for Xamarin.iOS.
Xamarin.iOS Unified Migration 1.0
Automated migration for Xamarin iOS Classic projects to Unified
An update to the Regression Status :
This issue also exist with XVS 3.9.289 + X.iOS 18.104.22.168. + Build Host 22.214.171.1248
*** This bug has been marked as a duplicate of bug 17161 ***