Complex data types in WCF?

Question

I\'ve run into a problem trying to return an object that holds a collection of childobjects that again can hold a collection of grandchild objects. I get an error, \'connect

Answer 1

Server Error in '/' Application.
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An existing connection was forcibly closed by the remote host 
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. 

Exception Details: System.Net.Sockets.SocketException: An existing connection was forcibly closed by the remote host

Source Error: 

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.  

Stack Trace: 


[SocketException (0x2746): An existing connection was forcibly closed by the remote host]
   System.Net.Sockets.Socket.Receive(Byte[] buffer, Int32 offset, Int32 size, SocketFlags socketFlags) +93
   System.Net.Sockets.NetworkStream.Read(Byte[] buffer, Int32 offset, Int32 size) +119

[IOException: Unable to read data from the transport connection: An existing connection was forcibly closed by the remote host.]
   System.Net.Sockets.NetworkStream.Read(Byte[] buffer, Int32 offset, Int32 size) +267
   System.Net.PooledStream.Read(Byte[] buffer, Int32 offset, Int32 size) +25
   System.Net.Connection.SyncRead(HttpWebRequest request, Boolean userRetrievedStream, Boolean probeRead) +306

[WebException: The underlying connection was closed: An unexpected error occurred on a receive.]
   System.Net.HttpWebRequest.GetResponse() +1532114
   System.ServiceModel.Channels.HttpChannelRequest.WaitForReply(TimeSpan timeout) +40

[CommunicationException: An error occurred while receiving the HTTP response to http://Zzzstrukturservice.xxx.dk/ZzzstrukturService.svc. This could be due to the service endpoint binding not using the HTTP protocol. This could also be due to an HTTP request context being aborted by the server (possibly due to the service shutting down). See server logs for more details.]
   System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg) +2668969
   System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type) +717
   xxx.Services.ZzzstrukturServiceClient.ZzzstrukturServiceProxy.IZzzstrukturService.GetMatrixSet(Int32 matrixSetId) +0
   xxx.Services.ZzzstrukturServiceClient.ZzzstrukturRepository.GetMatrixSetById(Int32 matrixSetId) in f:\ccnet\work\xxx.Zzzstruktur\1. Presentation Layer\ZzzstrukturServiceClient\ZzzstrukturRepository.cs:90
   xxx.yyy.yyyWeb.AnnoncePage.OnLoad(EventArgs e) in f:\ccnet\work\yyyV2\1. Presentation Layer\yyyWeb\Annonce.aspx.cs:40
   System.Web.UI.Control.LoadRecursive() +47
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1436




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Version Information: Microsoft .NET Framework Version:2.0.50727.1433; ASP.NET Version:2.0.50727.1433 

Answer 2

I don't know why this can happen. but i also had similar problems.

I have changed my enums.remove the indexes(e.g. ASNOrder = 1, -> ASNOrder,),and no error occoured.