Assembly Version: 2.1.0.43
~~~7/22/2014 2:37:22 PM~~~
System.InvalidOperationException: Não será possível definir Visibility nem chamar Show, ShowDialog ou WindowInteropHelper.EnsureHandle depois que uma Janela for fechada.
   em System.Windows.Window.VerifyCanShow()
   em System.Windows.Window.Show()
   em jarvisWPF.App.app_Startup(Object sender, StartupEventArgs e)
System.InvalidOperationException: Não será possível definir Visibility nem chamar Show, ShowDialog ou WindowInteropHelper.EnsureHandle depois que uma Janela for fechada.
   em System.Windows.Window.VerifyCanShow()
   em System.Windows.Window.Show()
   em jarvisWPF.App.app_Startup(Object sender, StartupEventArgs e)    em System.Windows.Window.VerifyCanShow()
   em System.Windows.Window.Show()
   em jarvisWPF.App.app_Startup(Object sender, StartupEventArgs e)
StackTrace:    em System.Environment.GetStackTrace(Exception e, Boolean needFileInfo)
   em System.Environment.get_StackTrace()
   em jarvisWPF.App.app_Startup(Object sender, StartupEventArgs e)
   em System.Windows.Application.OnStartup(StartupEventArgs e)
   em System.Windows.Application.<.ctor>b__1(Object unused)
   em System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
   em MS.Internal.Threading.ExceptionFilterHelper.TryCatchWhen(Object source, Delegate method, Object args, Int32 numArgs, Delegate catchHandler)
   em System.Windows.Threading.DispatcherOperation.InvokeImpl()
   em System.Windows.Threading.DispatcherOperation.InvokeInSecurityContext(Object state)
   em System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   em System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   em System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
   em System.Windows.Threading.DispatcherOperation.Invoke()
   em System.Windows.Threading.Dispatcher.ProcessQueue()
   em System.Windows.Threading.Dispatcher.WndProcHook(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   em MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   em MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)
   em System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
   em MS.Internal.Threading.ExceptionFilterHelper.TryCatchWhen(Object source, Delegate method, Object args, Int32 numArgs, Delegate catchHandler)
   em System.Windows.Threading.Dispatcher.LegacyInvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Int32 numArgs)
   em MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam)
   em MS.Win32.UnsafeNativeMethods.DispatchMessage(MSG& msg)
   em System.Windows.Threading.Dispatcher.PushFrameImpl(DispatcherFrame frame)
   em System.Windows.Threading.Dispatcher.PushFrame(DispatcherFrame frame)
   em System.Windows.Threading.Dispatcher.Run()
   em System.Windows.Application.RunDispatcher(Object ignore)
   em System.Windows.Application.RunInternal(Window window)
   em System.Windows.Application.Run(Window window)
   em System.Windows.Application.Run()
   em jarvisWPF.App.Main()
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