System.Runtime.Remoting.RemotingException：无法从IPC端口读取：管道已结束

Question

1. 我创建了一个通用的asp.net处理程序来流式传输文件并将其托管在IIS中
2. 然后是一个从处理程序下载文件的Windows窗体应用程序。

然后当我尝试下载第3个文件时出错。

什么可能导致这个问题？

这里是完整的堆栈跟踪： -

System.Runtime.Remoting.RemotingException: Failed to read from an IPC Port: The pipe has been ended.


Server stack trace: 

   at System.Runtime.Remoting.Channels.Ipc.IpcPort.Read(Byte[] data, Int32 offset, Int32 length)

   at System.Runtime.Remoting.Channels.SocketHandler.ReadFromSocket(Byte[] buffer, Int32 offset, Int32 count)

   at System.Runtime.Remoting.Channels.SocketHandler.Read(Byte[] buffer, Int32 offset, Int32 count)

   at System.Runtime.Remoting.Channels.SocketHandler.ReadAndMatchFourBytes(Byte[] buffer)

   at System.Runtime.Remoting.Channels.Tcp.TcpSocketHandler.ReadAndMatchPreamble()

   at System.Runtime.Remoting.Channels.Tcp.TcpSocketHandler.ReadVersionAndOperation(UInt16& operation)

   at System.Runtime.Remoting.Channels.Ipc.IpcClientHandler.ReadHeaders()

   at System.Runtime.Remoting.Channels.Ipc.IpcClientTransportSink.ProcessMessage(IMessage msg, ITransportHeaders requestHeaders, Stream requestStream, ITransportHeaders& responseHeaders, Stream& responseStream)

   at System.Runtime.Remoting.Channels.BinaryClientFormatterSink.SyncProcessMessage(IMessage msg)



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)