Error That appeared after clsoing retroarch

[Angelo Nigro]

Cannot set Visibility to Visible or call Show, ShowDialog, Close, or WindowInteropHelper.EnsureHandle while a Window is closing.

App: LaunchBox
Version: 12.8
Type: System.InvalidOperationException
Site: Void VerifyNotClosing()
Source: PresentationFramework

at System.Windows.Window.VerifyNotClosing()
at System.Windows.Window.InternalClose(Boolean shutdown, Boolean ignoreCancel)
at System.Windows.Window.Close()
at Unbroken.LaunchBox.Windows.Views.MainStartupView.ExcludeTraversalRule(Object )
at Unbroken.LaunchBox.Windows.Views.MainStartupView.PrepareObservableProducer()
at System.Windows.Threading.DispatcherOperation.InvokeDelegateCore()
at System.Windows.Threading.DispatcherOperation.InvokeImpl()
--- End of stack trace from previous location where exception was thrown ---
at System.Windows.Threading.DispatcherOperation.Wait(TimeSpan timeout)
at System.Windows.Threading.Dispatcher.InvokeImpl(DispatcherOperation operation, CancellationToken cancellationToken, TimeSpan timeout)
at System.Windows.Threading.Dispatcher.Invoke(Action callback, DispatcherPriority priority, CancellationToken cancellationToken, TimeSpan timeout)
at System.Windows.Threading.Dispatcher.Invoke(Action callback, DispatcherPriority priority)
at Unbroken.LaunchBox.Windows.Threading.ChangeTraversalResolver(Object , Object , DispatcherPriority )
at Unbroken.LaunchBox.Windows.Threading.Invoke(Action callback, DispatcherPriority priority)
at Unbroken.LaunchBox.Windows.Views.MainStartupView.CloseAndDispose()
at StructAnnotation.ForgotAspectField(Object , StructAnnotation )
at Unbroken.LaunchBox.Windows.Views.MainStartupView.ShutDown()
at Unbroken.LaunchBox.Windows.Desktop.ViewModels.MainViewModel.LogoutStatelessRef(Object sender, EventArgs cfg)
at Unbroken.LaunchBox.Windows.Data.Game.CreateTraversalPublisher(Object , Object , Object )
at Unbroken.LaunchBox.Windows.Data.Game.PostObservableQueue(Object first, EventArgs result)
at System.Diagnostics.Process.OnExited()
at System.Diagnostics.Process.RaiseOnExited()
at System.Diagnostics.Process.CompletionCallback(Object waitHandleContext, Boolean wasSignaled)
at System.Threading._ThreadPoolWaitOrTimerCallback.WaitOrTimerCallback_Context(Object state, Boolean timedOut)
at System.Threading._ThreadPoolWaitOrTimerCallback.WaitOrTimerCallback_Context_f(Object state)
at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state)
--- End of stack trace from previous location where exception was thrown ---
at System.Threading._ThreadPoolWaitOrTimerCallback.PerformWaitOrTimerCallback(_ThreadPoolWaitOrTimerCallback helper, Boolean timedOut)

Recent Log:

14:36:36 Exception