Launcbox crashes in Bigbox mode

[knightCrawler]

When I choose windows in Bigbox mode no games displays and it crashes

 

Object reference not set to an instance of an object.

App:     Big Box
Version: 12.9
Type:    System.NullReferenceException
Site:    Boolean OnEnter()
Source:  BigBox

   at Unbroken.LaunchBox.Windows.BigBox.ViewModels.PlatformFiltersViewModelBase.OnEnter()
   at Unbroken.LaunchBox.Windows.BigBox.ViewModels.MainViewModel.OnEnter()
   at ManagerStub.FlushAttribute(Object , ManagerStub )
   at Unbroken.LaunchBox.Windows.BigBox.ViewModels.MainViewModel.HandleKeyDown(KeyEventArgs e)
   at ProxyContainer.FlushAttribute(Object , KeyEventArgs e, ProxyContainer )
   at Unbroken.LaunchBox.Windows.BigBox.Views.MainView.RunVisitor(Object reference, KeyEventArgs ivk)
   at System.Windows.Input.KeyEventArgs.InvokeEventHandler(Delegate genericHandler, Object genericTarget)
   at System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target)
   at System.Windows.RoutedEventHandlerInfo.InvokeHandler(Object target, RoutedEventArgs routedEventArgs)
   at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
   at System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)
   at System.Windows.UIElement.RaiseTrustedEvent(RoutedEventArgs args)
   at System.Windows.Input.InputManager.ProcessStagingArea()
   at System.Windows.Input.InputProviderSite.ReportInput(InputReport inputReport)
   at System.Windows.Interop.HwndKeyboardInputProvider.ReportInput(IntPtr hwnd, InputMode mode, Int32 timestamp, RawKeyboardActions actions, Int32 scanCode, Boolean isExtendedKey, Boolean isSystemKey, Int32 virtualKey)
   at System.Windows.Interop.HwndKeyboardInputProvider.ProcessKeyAction(MSG& msg, Boolean& handled)
   at System.Windows.Interop.HwndSource.CriticalTranslateAccelerator(MSG& msg, ModifierKeys modifiers)
   at System.Windows.Interop.HwndSource.OnPreprocessMessage(Object param)
   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)

Recent Log:

   6:18:36 PM Exception

 

Sorry I do not send errors report outside of launchbox website.