Не работает MFC приложение

#include <afxext.h>
#include <windows.h>
#include <afxwin.h>
#include <afxwin.h>
#include "resource.h"
 
class CMyFrameWnd:public CFrameWnd
{
    public:
        CMyFrameWnd();
        afx_msg void OnAbout();
        afx_msg void OnDialog();
        afx_msg void OnRun();
        afx_msg void OnResult();
        afx_msg void OnFileOpen40001();
            
    protected:
        CStatusBar m_wndStatusBar;
        CToolBar m_wndToolBar;
        afx_msg int OnCreate(LPCREATESTRUCT lpCreateStrut);
        DECLARE_MESSAGE_MAP();
};
BEGIN_MESSAGE_MAP(CMyFrameWnd, CFrameWnd)
    ON_COMMAND(ID_ABOUT, OnAbout)
    ON_COMMAND(ID_DIALOG, OnDialog)
    ON_COMMAND(ID_RUN, OnRun)
    ON_COMMAND(ID_RESULT, OnResult)
    ON_COMMAND(ID_FILE_OPEN40001, OnFileOpen40001)
 
    ON_WM_CREATE()
END_MESSAGE_MAP();
 
static UINT indicators[] =
{
    ID_SEPARATOR, ID_INDICATOR_CAPS, ID_INDICATOR_NUM, ID_INDICATOR_SCRL
};
 
CMyFrameWnd::CMyFrameWnd()
{
    Create(NULL,"My program",WS_OVERLAPPEDWINDOW,rectDefault,NULL,MAKEINTRESOURCE(IDR_MAN1));
};
 
int CMyFrameWnd::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
    if (CFrameWnd::OnCreate(lpCreateStruct) == -1)
        return -1;
    if (!m_wndToolBar.CreateEx(this, TBSTYLE_FLAT, WS_CHILD | WS_VISIBLE | CBRS_TOP | CBRS_GRIPPER | CBRS_TOOLTIPS
        | CBRS_FLYBY | CBRS_SIZE_DYNAMIC) || !m_wndToolBar.LoadToolBar(IDR_MAN1))
    {
        TRACE0("Failed to create toolbar\n");
        return -1;
    }
 
    if (!m_wndStatusBar.Create(this) ||
        !m_wndStatusBar.SetIndicators(indicators, sizeof(indicators) / sizeof(UINT)))
    {
        TRACE0("Failed to create status bar\n");
        return -1;
    }
    return 0;
}
 
void CMyFrameWnd::OnAbout()
{
    ::MessageBox(NULL, "Copyright", "About", MB_OK|MB_ICONEXCLAMATION);
}void CMyFrameWnd::OnDialog()
{
    ::MessageBox(NULL, "You click on DIALOG", "Message", MB_OK|MB_ICONEXCLAMATION);
}
void CMyFrameWnd::OnRun()
{
    ::MessageBox(NULL, "Program runing!", "Warning!", MB_OK|MB_ICONEXCLAMATION);
}
void CMyFrameWnd::OnResult()
{
    ::MessageBox(NULL, "Crate!", "Look!", MB_OK|MB_ICONEXCLAMATION);
}
void CMyFrameWnd::OnFileOpen40001()
{
    ::MessageBox(NULL, "Open", "Warning!", MB_OK | MB_ICONEXCLAMATION);
}
 
class CMyApp:public CWinApp
{
    public:
        virtual BOOL InitInstance();
};
 
BOOL CMyApp::InitInstance()
{
    CMyFrameWnd *pMainWnd = new CMyFrameWnd;
    m_pMainWnd = pMainWnd;
    m_pMainWnd -> ShowWindow(m_nCmdShow);
    m_pMainWnd -> UpdateWindow();
    return TRUE;
 
};
    CMyApp app;