NullReferenceException: 未将对象引用设置到对象的实例。
StackTrace:
   在 Quicker.View.ProfileManagement.ExeSettingControls.ExeGesturesSettingsControl.b3QwGajRZCG(GestureItem  )
   在 Quicker.View.ProfileManagement.ExeSettingControls.ExeGesturesSettingsControl.noAwGDftqVt(Object  , RoutedEventArgs  )
   在 System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
   在 System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)
   在 System.Windows.Controls.MenuItem.InvokeClickAfterRender(Object arg)
   在 System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
   在 System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)