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On Tuesday, June 23, 2009 at 5:50:40 AM UTC-4, Grant wrote: > > The problem I am experiencing is that if I leave my WCF service host > running idly for a period (beyond the binding receive timeout?) then I > find that subsequent method invocations from the client can result in > a stream of "CommunicationException" , > "CommunicationObjectAbortedException", "IOException" and > "SocketException" messages occuring inside .NET. If I retry the > activity then (most of the time) it will subsequently succeed. > > It is as if the proxy instance that the Windsor WCF client returns is > becoming invalid, but rather than silently destroying it and creating > a new one it lets the error flow through and instead creates a new one > one on the next request. Does that make any sense? > > Is anyone out there actually using this facility in a production non- > web application? The documentation is non-existent, the few examples I > have seen are either web app based, out of date or too simple to be > useful (as are the unit tests). I'm banging my head against the wall > with this - it could be something really dumb I am doing in my usage > but without relevant examples it is impossible to know. I'm very close > to giving up on WCF and going back to "trusty" .NET remoting. > > I have posted a small repro project showing how I register the service > hosts and client which you can download from here: > http://www.kiwidude.com/WcfDemo.zip > > Here is an example exception stack trace of the exception... > > System.ServiceModel.CommunicationException: The socket connection was > aborted. This could be caused by an error processing your message or a > receive timeout being exceeded by the remote host, or an underlying > network resource issue. Local socket timeout was '00:10:00'. ---> > System.IO.IOException: The write operation failed, see inner > exception. ---> System.ServiceModel.CommunicationException: The socket > connection was aborted. This could be caused by an error processing > your message or a receive timeout being exceeded by the remote host, > or an underlying network resource issue. Local socket timeout was > '00:10:00'. ---> System.Net.Sockets.SocketException: An existing > connection was forcibly closed by the remote host > at System.Net.Sockets.Socket.Send(Byte[] buffer, Int32 offset, > Int32 size, SocketFlags socketFlags) > at System.ServiceModel.Channels.SocketConnection.Write(Byte[] > buffer, Int32 offset, Int32 size, Boolean immediate, TimeSpan timeout) > --- End of inner exception stack trace --- > at System.ServiceModel.Channels.SocketConnection.Write(Byte[] > buffer, Int32 offset, Int32 size, Boolean immediate, TimeSpan timeout) > at System.ServiceModel.Channels.BufferedConnection.WriteNow(Byte[] > buffer, Int32 offset, Int32 size, TimeSpan timeout, BufferManager > bufferManager) > at System.ServiceModel.Channels.BufferedConnection.Write(Byte[] > buffer, Int32 offset, Int32 size, Boolean immediate, TimeSpan timeout) > at System.ServiceModel.Channels.ConnectionStream.Write(Byte[] > buffer, Int32 offset, Int32 count) > at System.Net.Security.NegotiateStream.StartWriting(Byte[] buffer, > Int32 offset, Int32 count, AsyncProtocolRequest asyncRequest) > at System.Net.Security.NegotiateStream.ProcessWrite(Byte[] buffer, > Int32 offset, Int32 count, AsyncProtocolRequest asyncRequest) > --- End of inner exception stack trace --- > at System.Net.Security.NegotiateStream.ProcessWrite(Byte[] buffer, > Int32 offset, Int32 count, AsyncProtocolRequest asyncRequest) > at System.Net.Security.NegotiateStream.Write(Byte[] buffer, Int32 > offset, Int32 count) > at System.ServiceModel.Channels.StreamConnection.Write(Byte[] > buffer, Int32 offset, Int32 size, Boolean immediate, TimeSpan timeout) > --- End of inner exception stack trace --- > > Server stack trace: > at System.ServiceModel.Channels.StreamConnection.Write(Byte[] > buffer, Int32 offset, Int32 size, Boolean immediate, TimeSpan timeout) > at System.ServiceModel.Channels.StreamConnection.Write(Byte[] > buffer, Int32 offset, Int32 size, Boolean immediate, TimeSpan timeout, > BufferManager bufferManager) > at System.ServiceModel.Channels.FramingDuplexSessionChannel.OnSend > (Message message, TimeSpan timeout) > at System.ServiceModel.Channels.OutputChannel.Send(Message message, > TimeSpan timeout) > at System.ServiceModel.Dispatcher.DuplexChannelBinder.Request > (Message message, TimeSpan timeout) > at System.ServiceModel.Channels.ServiceChannel.Call(String action, > Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object > [] outs, TimeSpan timeout) > at System.ServiceModel.Channels.ServiceChannel.Call(String action, > Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object > [] outs) > 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 WcfDemo.Common.Interfaces.IFooService.GetFooStuff() > at > IFooServiceProxy2a1d2ae2b1bc4e319a4a501297fcaa83.InvocationGetFooStuff_79.InvokeMethodOnTarget > > > () > at Castle.DynamicProxy.AbstractInvocation.Proceed() > at > Castle.Facilities.WcfIntegration.WcfManagedChannelInterceptor.Intercept > (IInvocation invocation) > at Castle.DynamicProxy.AbstractInvocation.Proceed() > at IFooServiceProxy2a1d2ae2b1bc4e319a4a501297fcaa83.GetFooStuff() > at WcfDemo.WinClient.MainForm.OnCallFooButtonClick(Object sender, > EventArgs e) in C:\Dev\Misc\WcfDemo\WcfDemo.WinClient\MainForm.cs:line > 23 > -- You received this message because you are subscribed to the Google Groups "Castle Project Users" group. 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