MissingMethodException at Quicker.Utilities.AppHelper.<FindRootWindows>d__108`1.MoveNext() at System.Linq.Enumerable.Any[TSource](IEnumerable`1 source) at Quicker.Utilities.AppHelper.JQ466SvuZ9I() at Quicker.Utilities.AppHelper.RestartQuicker() at Quicker.View.PopupWindow.nYcCmDmJngo(Object , RoutedEventArgs ) at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised) at System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args) at System.Windows.Controls.MenuItem.InvokeClickAfterRender(Object arg) at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs) at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)