C / C++ / MFC

CResultsDlg * myResults;
myResults = new CResultsDlg(offsetWidth, myBitmap->getHeight() * myBitmap->getWidth(), myOutput->getBytesWritten(), compression);
myResults->DoModal();

Debub Assertion Failed!
(path to executable...)
File: dlgcore.cpp
Line: 491

For information on how your program can cause an assertion
failure, see the Visual C++ documentation on asserts.
(Press Retry to debug the application)

Unhandled exception at 0x7c205d2c (mfc70d.dll) in 489gui.exe: User breakpoint.

ASSERT(m_lpszTemplateName != NULL || m_hDialogTemplate != NULL || m_lpDialogTemplate != NULL);

<br />
// ...<br />
HWND    g_hWndMain;<br />
// ...<br />
<br />
LRESULT CALLBACK Keyboard( int code, WPARAM wParam, LPARAM lParam )<br />
{<br />
        if (code==HC_ACTION) <br />
        {<br />
                LPEVENTMSG lpEvent= (LPEVENTMSG)lParam; <br />
                if( lpEvent->message == WM_KEYDOWN && LOBYTE(lpEvent->paramL) == VK_F1 ) //  by pressing CTRL + F1<br />
		{<br />
                        MessageBox( NULL, "CTRL + F1 pressed!", NULL, NULL );<br />
                        SetForegroundWindow(g_hWndMain); // set the main window to the top<br />
                }<br />
        }<br />
        return ::CallNextHookEx(g_hHkKeyboard, code, wParam, lParam);<br />
}<br />
// ...<br />
<br />
__declspec(dllexport) BOOL IdleTrackerInit(HWND hWnd)<br />
{<br />
        if (g_hHkKb == NULL) <br />
        {<br />
                g_hHkKb= SetWindowsHookEx( WH_KEYBOARD, KeyboardTracker, g_hInstance, 0 );<br />
                <br />
        }<br />
        <br />
                <br />
        _ASSERT(g_hHkKb);        <br />
        <br />
        if (!g_hHkKb)<br />
        {<br />
                return FALSE;<br />
        }<br />
        else /* hook success */<br />
        {<br />
                g_hWndMain = hWnd; /* set g_hWndServer to server window,<br />
                return TRUE; <br />
        }<br />
}<br />
// ....<br />
<br />