How do you fix this release mode compile error?

else if (!FileExists(strFilePath))
{
AfxMessageBox(_T("The files ") + strFilePath + _T(" does not exist..."));
}


Error 1 error C2664: 'CEasyWebStoreUploaderDlg::FileExists' : cannot convert parameter 1 from 'ATL::CStringT<BaseType,StringTraits>' to 'CString' G:\EasyWebStoreUploader\EasyWebStoreUploaderDlg.cpp 157