AfxGetMainWnd() returns NULL

[sgrm123]

Hi,

My application is MFC MDI application.

int CMainFrame::OnCreate(LPCREATESTRUCT lpCreateStruct)
{
if (CMDIFrameWndEx::OnCreate(lpCreateStruct) == -1)
return -1;

CMainFrame* pFrame = (CMainFrame*)AfxGetMainWnd();
}

Why AfxGetMainWnd() returns NULL in my application

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