Asserion Failed:file wincore.cpp, Line 1047

[CHYGO]

i wrote the code in EVC++ 4.0, MFC，when i debug the code, the error occur at: CDisplayData* pDisplayData=(CDisplayData*)pMainFrame->m_wndSplitter.GetPane(1,0); i don't know how to solve it, please help :(( void CReadWriteData::DisplayAxisInfo() { ... CMainFrame* pMainFrame=((CMainFrame*)AfxGetApp()->m_pMainWnd); CDisplayData* pDisplayData=(CDisplayData*)pMainFrame->m_wndSplitter.GetPane(1,0); pDisplayData->m_xAxisCor.Format(_T("%f"),fValue); pDisplayData->UpdateData(FALSE); }

i 've tried ,then i have no regret

[CHYGO]

i entered the GetPane()， CWnd* CSplitterWnd::GetPane(int row, int col) const { ASSERT_VALID（this）; ... } the app stopped at here

i 've tried ,then i have no regret

[Niklas L]

Verify that your pMainFrame != nullptr and that your splitter wnd, this in your last post != nullptr. You can also step into the ASSERT_VALID macro for more info.

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