Category "frameworkelement"

Cannot find governing FrameworkElement, Yet it works like intended (WPF)

I have a binding that gives me an error, yet everything works exactly like it should. I have a Custom Control with it's style/template in "Generic.xaml", in the

Accessing a static object from Style/template in Generic.xml?

I have a double called LoadAnimAngle which simply holds the angle of a spinning loading icon, which gets rotated over time. This variable is defined in my MainV