Private setter throwing error only on release build

Question

I have a map-tile setting I\'m updating through a menu-button. I\'ve got an odd situation where I was only hitting an error on release builds. Code is as follows:

Answer 1

This is a known bug that has been fixed: https://connect.microsoft.com/VisualStudio/feedback/details/773682/wpf-property-with-private-setter-is-updated-by-a-twoway-binding

So you may get this behaviour if your app targets .NET Framework 4.0 but .NET Framework 4.5+ is installed on your development machine.

You should remove the private keyword from the setter to fix the issue.