我正在尝试访问第三方asmx服务（来自我的ASP.Net MVC 4应用程序）。大多数情况下它工作正常，然后突然我开始看到一个错误：
The connection was not closed. The connection's current state is open.
这个问题消失了一段时间，一切正常。然后又出现了。
我怀疑代理或网络设置，但更改这些设置没有帮助。我可以“更新服务参考”而不会出现问题，这意味着我可以正确访问服务。
是否可能在服务端生成此错误并冒泡到我的应用程序？
我可以确定问题是在客户端还是我的？
由于
详细说明：
[System.ServiceModel.FaultException]: {"Server was unable to process request. ---> The connection was not closed. The connection's current state is open."}
Server stack trace:
at System.ServiceModel.Channels.ServiceChannel.HandleReply(ProxyOperationRuntime operation, ProxyRpc& rpc)
at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout)
at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation)
at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)
Exception rethrown at [0]:
at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
at MyTDI.ClientWebServices.TDIWS_SalesManagement.WS_SalesManagementModuleSoap.GetAgentCommissions(String Agency_RegNo, DateTime StartDate, DateTime EndDate, Int32 PageNo)
at MyTDI.ClientWebServices.TDIWS_SalesManagement.WS_SalesManagementModuleSoapClient.GetAgentCommissions(String Agency_RegNo, DateTime StartDate, DateTime EndDate, Int32 PageNo) in d:\Projects\TPLTDI\MyTDIPortal\MyTDI.ClientWebServices\Service References\TDIWS_SalesManagement\Reference.cs:line 111
at MyTDI.ClientWebServices.Sales.SalesManagementWebService.ListAgentCommissions(String agentId, DateTime startDate, DateTime endDate, Int32 pageNo) in d:\Projects\TPLTDI\MyTDIPortal\MyTDI.ClientWebServices\Sales\SalesManagementWebService.cs:line 31
代码
DataSet ds = null;
using( WS_SalesManagementModuleSoapClient client = new WS_SalesManagementModuleSoapClient( ) )
{
try
{
ds = client.GetAgentCommissions( agentId , startDate , endDate , pageNo );
}
catch( Exception ex )
{
logger.Error( ex , "" );
throw new Exception( "Unable to obtain commissions data from server." );
}
}