当WCF遭遇Anexistingconnectionwasforciblyclosedbytheremotehost

[SocketException (0x2746): An existing connection was forcibly closed by the remote host]
System.Net.Sockets.NetworkStream.Read(Byte[] buffer, Int32 offset, Int32 size) &＃43;232
[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) &＃43;7035903
System.Net.PooledStream.Read(Byte[] buffer, Int32 offset, Int32 size) &＃43;20
System.Net.Connection.SyncRead(HttpWebRequest request, Boolean userRetrievedStream, Boolean probeRead) &＃43;435
[WebException: The underlying connection was closed:
A connection that was expected to be kept alive was closed by the server.]
System.Net.HttpWebRequest.GetResponse() &＃43;1126
System.ServiceModel.Channels.HttpChannelRequest.WaitForReply(TimeSpan timeout) &＃43;81
[CommunicationException: The underlying connection was closed:
A connection that was expected to be kept alive was closed by the server.]
System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg) &＃43;10259418
System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type) &＃43;539