ArgumentException: 关键字“CANCEL”无效。
--Message: 关键字“CANCEL”无效。
StackTrace:
   在 System.Windows.Forms.SendKeys.ParseKeys(String keys, IntPtr hwnd)
   在 System.Windows.Forms.SendKeys.Send(String keys, Control control, Boolean wait)
   在 DynamicClass.aa.<>c__DisplayClassd8.<OnWindowLoaded>b__70(Object sender, KeyPressedEventArgs e)
   在 DynamicClass.GlobalHotKeyManager.OnHotKeyPressed(KeyPressedEventArgs e)
   在 DynamicClass.GlobalHotKeyManager.HwndHook(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   在 System.Windows.Interop.HwndSource.PublicHooksFilterMessage(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)