EntryPointNotFoundException
   在 System.Runtime.CompilerServices.AsyncVoidMethodBuilder.Start[TStateMachine](TStateMachine& stateMachine)
   在 Quicker.App.qtCP9ddBN7(Object  , SessionEndingCancelEventArgs  )
   在 System.Windows.Application.OnSessionEnding(SessionEndingCancelEventArgs e)
   在 System.Windows.Application.WmQueryEndSession(IntPtr lParam, IntPtr& refInt)
   在 System.Windows.Application.AppFilterMessage(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   在 MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   在 MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)
   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)