一个打印的小功能，运行在Receive异常提示：你的主机中的软件中止了一个已建立的连接。

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Sockets;
using System.Text;
using System.Web.Script.Serialization;

namespace Print
{
    class Program
    {
        static JavaScriptSerializer js = new JavaScriptSerializer();
        static void Main(string[] args)
        {
            try
            {
                //打印服务的Ip地址
                string ip = "127.0.0.1";
                //参数
                APIParam param = new APIParam();
                //这里调用了 WebService/MesATEApi.asmx 获取打印数据
                string str = new PrintService.MesATEApiSoapClient().EQLabelPrinting(param.sn, param.printType, param.stationName, param.resourceName, param.empNo);
                APIData data = js.Deserialize<APIData>(str);
                if (data.Result != "OK")
                {
                    Console.WriteLine(data.Msg);
                    return;
                }
                //开始打印
                using (Socket client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
                {
                    client.Connect(new IPEndPoint(IPAddress.Parse(ip), 9000));

                    //告诉打印服务要打印
                    byte[] comm1 = Encoding.UTF8.GetBytes("CSharp-Socket-Print");
                    client.Send(comm1, comm1.Length, 0);

                    //发送打印数据
                    byte[] comm2 = Encoding.UTF8.GetBytes(js.Serialize(data));
                    client.Send(comm2, comm2.Length, 0);
                         
                    //接收返回消息
                    byte[] receivebyte = new byte[2048];
                    int length = client.Receive(receivebyte, receivebyte.Length, 0);
                    receivebyte = receivebyte.Skip(0).Take(length).ToArray();
                    string result = Encoding.UTF8.GetString(receivebyte);
                    WS_Message msg = js.Deserialize<WS_Message>(result);
                    if (msg.Success)
                    {
                        Console.WriteLine("打印成功");
                    }
                    else
                    {
                        Console.WriteLine(msg.Error);
                    }
                }
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
            }
            Console.ReadLine();
        }
    }
    /// <summary>
    /// API调用的参数
    /// </summary>
    public class APIParam
    {
        public string sn = "PB210402000001";
        public string printType = "1";
        public string stationName = "test1";
        public string resourceName = "成品B2拉";
        public string empNo = "admin";

    }
    public class APIData
    {
        /// <summary>
        /// 打印Id:GUID
        /// </summary>
        public string DataId { get; set; }

        /// <summary>
        /// 域名或者IP (URL的协议部分+端口部分)：http;//sktmes004
        /// </summary>
        public string Domain { get; set; }

        /// <summary>
        /// /8.5.4/Handler/PrintUpdate.ashx
        /// </summary>
        public string Url { get; set; }

        /// <summary>
        /// 文档模板Id labelDocumentId
        /// </summary>
        public string TempId { get; set; }

        /// <summary>
        /// 打印机名称
        /// </summary>
        public string PrintName { get; set; }

        /// <summary>
        /// 打印类型//0:默认,1:adobe ,2:zpl
        /// </summary>
        public int Type { get; set; }

        /// <summary>
        /// 版本
        /// </summary>
        public string Version { get; set; }

        /// <summary>
        /// 返回结果：OK 或者NG
        /// </summary>
        public string Result { get; set; }

        /// <summary>
        /// 返回错误消息
        /// </summary>
        public string Msg { get; set; }
        /// <summary>
        /// 打印内容（比对内容）
        /// </summary>
        public List<ComparDataInfo> ComparData { get; set; }
    }
    public class ComparDataInfo
    {
        /// <summary>
        /// 客户SN
        /// </summary>
        public string IMEI { get; set; }

        /// <summary>
        /// MAC
        /// </summary>
        public string MAC { get; set; }

        /// <summary>
        /// 预留字段1
        /// </summary>
        public string Deafult1 { get; set; }

        /// <summary>
        /// 预留字段2
        /// </summary>
        public string Deafult2 { get; set; }

        /// <summary>
        /// 预留字段3
        /// </summary>
        public string Deafult3 { get; set; }

    }

    public class WS_Message
    {
        public bool Success { get; set; }
        public string Error { get; set; }
        public object Result { get; set; }
    }
}

补充图片

已解决
 

                    //告诉打印服务要打印
                    byte[] comm1 = Encoding.UTF8.GetBytes("CSharp-Socket-Print");
                    client.Send(comm1, comm1.Length, 0);

                       //接收确认
                        byte[] receivebyte = new byte[2048];
                        int length = client.Receive(receivebyte, receivebyte.Length, 0);
                        receivebyte = receivebyte.Skip(0).Take(length).ToArray();
                        string result = Encoding.UTF8.GetString(receivebyte);
                        WS_Message msg = js.Deserialize<WS_Message>(result);

                        if (msg.Success)
                        {
                            //发送打印数据
                            byte[] comm2 = Encoding.UTF8.GetBytes(js.Serialize(data));
                            client.Send(comm2, comm2.Length, 0);

                            //接收返回消息
                            receivebyte = new byte[2048];
                            length = client.Receive(receivebyte, receivebyte.Length, 0);
                            receivebyte = receivebyte.Skip(0).Take(length).ToArray();
                            result = Encoding.UTF8.GetString(receivebyte);
                            msg = js.Deserialize<WS_Message>(result);
                            if (msg.Success)
                            {
                                Console.WriteLine("打印成功");
                            }
                            else
                            {
                                Console.WriteLine(msg.Error);
                            }
                        }
                        else
                        {
                            Console.WriteLine("打印失败");
                        }