C#程序调用C++的exe，exe出现错误

CoInitialize(NULL); // 初始化COM接口
MSXML2::IXMLDOMDocumentPtr pDoc;
HRESULT hr;
hr = pDoc.CreateInstance(__uuidof(MSXML2::DOMDocument40));
if (FAILED(hr))
{
MessageBox("无法创建DOM对象，检查是否安装了MS XML Parser运行库！");
return ;
}
//加载xml文档
pDoc->load("F:Records.xml");
//得到根节点
MSXML2::IXMLDOMElementPtr pRoot = pDoc->GetdocumentElement();

MSXML2::IXMLDOMNodeListPtr pNodeList = pRoot->GetchildNodes();
MSXML2::IXMLDOMNodeListPtr pThirdNodeList = pDoc->selectNodes("//Records/Record/XSinfo");