.net调用接口的问题

Question

at System.Net.HttpWebRequest.GetRequestStream(TransportContext& context)
at System.Net.HttpWebRequest.GetRequestStream()
at System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters)
at cn.id5.gboss.QueryValidatorServicesService.querySingle(String userName_, String password_, String type_, String param_)
in c:\windows\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files\root\d999bf70\304bd231\App_WebReferences.yxi8qno3.0.cs:
line 52 at SearchCardId_result.getCardIdInfo() in e:\web\BrandGuide\BrandGuide\SearchCardId\result.aspx.cs:line 53

我调用接口时出现的问题  这个要怎么解决呢？

Answer 1

估计是参数什么的有问题吧，result.aspx.cs:line 53看看这个代码