MARKUS

System.InvalidOperationException: 초기화 상태를 두 번 이상 설정할 수 없습니다.
   위치: System.Windows.Media.Imaging.BitmapInitialize.BeginInit()
   위치: KCOM.Views.MainMenu.pageNavigator_PageChanging(Object sender, PageChangeEventArgs e) 파일 D:\Projects\MARKUS_GERRIT\KCOM\Views\MainMenu.xaml.cs:줄 680
   위치: KCOM.Controls.Sample.ImgListbox_SelectionChanged(Object sender, SelectionChangedEventArgs e) 파일 D:\Projects\MARKUS_GERRIT\KCOM\Controls\Sample.xaml.cs:줄 158
   위치: System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target)
   위치: System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs)
   위치: System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
   위치: System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)
   위치: Telerik.Windows.Controls.Primitives.ListControl.OnSelectionChanged(SelectionChangedEventArgs e)
   위치: Telerik.Windows.Controls.RadListBox.OnSelectionChanged(SelectionChangedEventArgs e)
   위치: Telerik.Windows.Controls.Primitives.SelectionHelper.TryExecuteSelectionCallBack()
   위치: Telerik.Windows.Controls.Internal.ActiveSelectionScope.Dispose()
   위치: Telerik.Windows.Controls.Primitives.SelectionHelper.UpdateSelectionOnUserInteraction(Object item, SelectionMouseState mouseState)
   위치: Telerik.Windows.Controls.Primitives.ListItem.OnMouseLeftButtonDown()
   위치: Telerik.Windows.Controls.Primitives.ListItem.OnMouseLeftButtonDown(MouseButtonEventArgs e)
   위치: System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target)
   위치: System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs)
   위치: System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
   위치: System.Windows.UIElement.ReRaiseEventAs(DependencyObject sender, RoutedEventArgs args, RoutedEvent newEvent)
   위치: System.Windows.UIElement.OnMouseDownThunk(Object sender, MouseButtonEventArgs e)
   위치: System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target)
   위치: System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs)
   위치: System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
   위치: System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)
   위치: System.Windows.UIElement.RaiseTrustedEvent(RoutedEventArgs args)
   위치: System.Windows.Input.InputManager.ProcessStagingArea()
   위치: System.Windows.Input.InputManager.ProcessInput(InputEventArgs input)
   위치: System.Windows.Input.InputProviderSite.ReportInput(InputReport inputReport)
   위치: System.Windows.Interop.HwndMouseInputProvider.ReportInput(IntPtr hwnd, InputMode mode, Int32 timestamp, RawMouseActions actions, Int32 x, Int32 y, Int32 wheel)
   위치: System.Windows.Interop.HwndMouseInputProvider.FilterMessage(IntPtr hwnd, WindowMessage msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   위치: System.Windows.Interop.HwndSource.InputFilterMessage(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   위치: MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   위치: MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)
   위치: System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
   위치: System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)
   위치: System.Windows.Threading.Dispatcher.LegacyInvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Int32 numArgs)
   위치: MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam)
   위치: MS.Win32.UnsafeNativeMethods.DispatchMessage(MSG& msg)
   위치: System.Windows.Threading.Dispatcher.PushFrameImpl(DispatcherFrame frame)
   위치: System.Windows.Application.RunDispatcher(Object ignore)
   위치: System.Windows.Application.RunInternal(Window window)
   위치: KCOM.App.Main()