VC6.0调用WebService,传如参数后,返回的结果出错"soap:Server",

#include "stdafx.h"




#import   "msxml4.dll"     
using   namespace   MSXML2;   


#import   "C:/Program Files/Common Files/MSSoap/Binaries/mssoap30.dll" \
 exclude("IStream",   "IErrorInfo",   "ISequentialStream", \
  "_LARGE_INTEGER", "_ULARGE_INTEGER",   "tagSTATSTG",   "_FILETIME")   
using   namespace   MSSOAPLib30;     //你机器得安装SOAP   Toolkit3.0   ，1.0时，用using   namespace时报错 


void query(char *EndPointURL,char *NameSpace,char *method,int argv_len,char* args[],char* argv[])
{

    ISoapSerializerPtr Serializer; 
    ISoapReaderPtr Reader; 
    ISoapConnectorPtr Connector; 

    // Connect to the service 

    Connector.CreateInstance(__uuidof(HttpConnector30)); 
    Connector->Property["EndPointURL"] = EndPointURL;//"http://localhost/WebService1/Service1.asmx"; 
    Connector->Connect();//和服务器连接 

    // Begin message 
    Connector->Property["SoapAction"] = _bstr_t(NameSpace) + _bstr_t(method);//"http://xin.org/getIP";
    Connector->BeginMessage(); 

    Serializer.CreateInstance(__uuidof(SoapSerializer30)); 

    // 将serializer连接到connector的输入字符串 
    Serializer->Init(_variant_t((IUnknown*)Connector->InputStream)); 

    // 创建SOAP消息 
    Serializer->StartEnvelope("","",""); 
    Serializer->StartBody(""); 
    Serializer->StartElement(method,NameSpace,"","");//命名空间必须有

    for(int i=0;i     {
        Serializer->StartElement(args[i],NameSpace,"","");
        Serializer->WriteString(argv[i]);
        Serializer->EndElement();
    }
    Serializer->EndElement();

    Serializer->EndBody(); 
    Serializer->EndEnvelope(); 

    // Send the message to the web service 
    Connector->EndMessage(); 

    // 读取响应 
    Reader.CreateInstance(__uuidof(SoapReader30)); 

    // 将reader联接到connector的输出字符串 
    Reader->Load(_variant_t((IUnknown*)Connector->OutputStream), ""); 

    printf("Answer: %s\n",(const char*) Reader->RpcResult->text);


}




int main(int argc, char* argv[])
{
    CoInitialize(NULL);  
    
    char *EndPointURL="http://approve.share-sun.com/SealService/Moblie/MyWebServices.asmx";
    char *NameSpace="http://tempuri.org/";
    char *method="GetSealInfo";
    int argv_len= 2;
//   char * args[4] = {"logname","number","index","sealownerid"};
//   char * argu[4] = {"njcs","5","1","12"};
char * args[2] = { "logname", "username"};
char * argu[2] = { "jiekou","南京测试"};
// char * args[2] = { "NumberOne", "NumberTwo"};
// char * argu[2] = { "1","2"};

//   char * args[1] = { "str"};
//   char * argu[1] = { "1"};

    query(EndPointURL,NameSpace,method,argv_len,args,argu);        

    CoUninitialize();
    getchar();
    return 0;

}