相关疑难解决方法(0)

此代码将大文件传输给我们的用户:

                // Open the file.
            iStream = new System.IO.FileStream(filepath, System.IO.FileMode.Open,
                        System.IO.FileAccess.Read, System.IO.FileShare.Read);


            // Total bytes to read:
            dataToRead = iStream.Length;

            // Read the bytes.
            while (dataToRead > 0)
            {
                // Verify that the client is connected.
                if (Response.IsClientConnected)
                {
                    // Read the data in buffer.
                    length = iStream.Read(buffer, 0, 10000);

                    // Write the data to the current output stream.
                    Response.OutputStream.Write(buffer, 0, length);

                    // Flush the data to the HTML output.
                    Response.Flush();

                    buffer = new Byte[10000];
                    dataToRead = dataToRead - length; …

我们正在尝试了解此错误发生了什么,这只是用户与网站断开连接吗？

System.Web.HttpException  An error occurred while communicating with the remote host. The error code is 0x800703E3.  
System.Runtime.InteropServices.COMException  The I/O operation has been aborted because of either a thread exit or an application request. 
(Exception from HRESULT: 0x800703E3)  StackTrace:    
at System.Web.Hosting.IIS7WorkerRequest.RaiseCommunicationError(Int32 result, Boolean throwOnDisconnect)     
at System.Web.Hosting.IIS7WorkerRequest.ExplicitFlush()    
at System.Web.HttpResponse.Flush(Boolean finalFlush)     
at System.Web.HttpWriter.WriteFromStream(Byte[] data, Int32 offset, Int32 size)     
at System.Web.Mvc.FileStreamResult.WriteFile(HttpResponseBase response)     
at System.Web.Mvc.ControllerActionInvoker.<>c__DisplayClass1c <InvokeActionResultWithFilters>b__19()     
at System.Web.Mvc.ControllerActionInvoker.InvokeActionResultFilter(IResultFilter filter, ResultExecutingContext preContext, Func`1 continuation)    
at System.Web.Mvc.ControllerActionInvoker.InvokeActionResultWithFilters(ControllerContext controllerContext, IList`1 filters, ActionResult actionResult)     
at System.Web.Mvc.ControllerActionInvoker.InvokeAction(ControllerContext controllerContext, String actionName) …