调试断言失败 CDialog

Question

I have an error in my c++ project. If I clicked "Cancel" or "OK" or "X" buttons program is crashing and display an error like the screenshot. What could be problem? Here is full code ; http://pastebin.com/54DfqrDb

void CSettingDlg::OnBnClickedCancel()
{
    CDialog::OnCancel();
}

void CSettingDlg::OnBnClickedOk()
{
    CDialog::OnOK();
}

Answer 1

I fixed this problem. If I declare already don't working a class variable this problem is occurred.

Solution :

//CZipArchive       m_ZipArchive; //this class variable is don't working for me