Update: Wenn ein Dialogfeld in Visual C++ erstellt wird, gibt die CDialog::Create()-Funktion einen falschen Wert

BOOL CWnd::CreateDlgIndirect(LPCDLGTEMPLATE lpDialogTemplate,

      CWnd* pParentWnd, HINSTANCE hInst)

   {

      // ...

      if (hWnd == NULL)
      {
         // ...
         // .. dump some debug information
         return FALSE;
      }

      ASSERT(hWnd == m_hWnd);
      return TRUE;
   }
				

BOOL CWnd::CreateDlgIndirect(LPCDLGTEMPLATE lpDialogTemplate,

      CWnd* pParentWnd, HINSTANCE hInst)

   {

      // ...
      // Help with error diagnosis (only if WM_INITDIALOG didn't
      // EndDialog())
      if (hWnd == NULL && (m_nFlags &amp; WF_CONTINUEMODAL)) // <--- PROBLEM!!!

{
         // ... dump some debug information.
         return FALSE;
      }

      ASSERT(hWnd == m_hWnd);
      return TRUE;

   }
				

 
   // Create a modeless dialog box. In this example, m_pModeless is a
   // member variable of type CModeless where CModeless is a CDialog-
   // derived class. IDD_MODELESS is the ID number of a dialog-box template
   // resource.
   m_pModeless = new CModeless;
   if (m_pModeless->Create(IDD_MODELESS, this) &&
      ::IsWindow(m_pModeless->m_hWnd))
   {
      // ... succeeded in dialog-box creation.
   }
   else
   {
      // ... failed in dialog-box creation.
   }