Hvorfor virker min console application ikke ?

Hej er der nogle med et frisk øje som kan fortælle mig hvad der går galt og hvordan jeg ratter problemet? Mange tak




using System.IO;
using System.Net;
using System;
using System.Threading;
using N = System.Net;
using System.Collections;

class TalkServ
{

    System.Net.Sockets.TcpListener server;
    public static Hashtable handles;
    public static Hashtable handleByConnect;

    public static void Main()
    {
        TalkServ TS = new TalkServ();
    }

    public TalkServ()
    {
        handles = new Hashtable(100);
        handleByConnect = new Hashtable(100);
        server = new System.Net.Sockets.TcpListener(4296);
        while (true)
        {
            if (server.Pending())
            {
                Console.WriteLine("test");
                N.Sockets.TcpClient connection = server.AcceptTcpClient();
                Console.WriteLine("Connection made");
                BackForth BF = new BackForth(connection);
            }
        }
    }

    public static void SendToAll(string name, string msg)
    {
        StreamWriter SW;
        ArrayList ToRemove = new ArrayList(0);
        N.Sockets.TcpClient[] tc = new N.Sockets.TcpClient[TalkServ.handles.Count];
        TalkServ.handles.Values.CopyTo(tc, 0);
        for (int i = 0; i < tc.Length; i++)
        {
            try
            {
                if (msg.Trim() == "" || tc[i] == null)
                    continue;
                SW = new StreamWriter(tc[i].GetStream());
                SW.WriteLine(name + ": " + msg);
                SW.Flush();
                SW = null;
            }
            catch (Exception e44)
            {
                e44 = e44;
                string g = (string)TalkServ.handleByConnect[tc[i]];
                TalkServ.SendSysMsg("** " + g + " ** HAS LEFT US.");
                TalkServ.handles.Remove(g);
                TalkServ.handleByConnect.Remove(tc[i]);
            }
        }
    }

    public static void SendSysMsg(string msg)
    {
        StreamWriter SW;
        ArrayList ToRemove = new ArrayList(0);
        N.Sockets.TcpClient[] tc = new N.Sockets.TcpClient[TalkServ.handles.Count];
        TalkServ.handles.Values.CopyTo(tc, 0);
        for (int i = 0; i < tc.Length; i++)
        {
            try
            {
                if (msg.Trim() == "" || tc[i] == null)
                    continue;
                SW = new StreamWriter(tc[i].GetStream());
                SW.WriteLine(msg);
                SW.Flush();
                SW = null;
            }
            catch (Exception e44)
            {
                e44 = e44;
                TalkServ.handles.Remove(TalkServ.handleByConnect[tc[i]]);
                TalkServ.handleByConnect.Remove(tc[i]);
            }
        }
    }
}//end of class TalkServ

class BackForth
{
    N.Sockets.TcpClient client;
    System.IO.StreamReader SR;
    System.IO.StreamWriter SW;
    string handle;

    public BackForth(System.Net.Sockets.TcpClient c)
    {
        client = c;
        Thread t = new Thread(new ThreadStart(init));
        t.Start();
    }

    private string GetHandle()
    {
        SW.WriteLine("What is your handle? ");
        SW.Flush();
        return SR.ReadLine();
    }

    private void run()
    {
        try
        {
            string l = "";
            while (true)
            {
                l = SR.ReadLine();
                TalkServ.SendToAll(handle, l);
            }
        }
        catch (Exception e44) { Console.WriteLine(e44); }
    }

    private void init()
    {
        SR = new System.IO.StreamReader(client.GetStream());
        SW = new System.IO.StreamWriter(client.GetStream());
        SW.WriteLine("WELCOME TO TalkServ! Be Nice!");
        //SW.WriteLine("What is your handle? ");
        //SW.Flush();
        handle = GetHandle();
        while (TalkServ.handles.Contains(handle))
        {
            SW.WriteLine("ERR - Handle already exists!");
            handle = GetHandle();
        }
        TalkServ.handles.Add(handle, client);
        TalkServ.handleByConnect.Add(client, handle);
        TalkServ.SendSysMsg("** " + handle + " ** HAS JOINED US.");
        SW.WriteLine("Now Talking.....\r\n-------------------------------");
        SW.Flush();
        Thread t = new Thread(new ThreadStart(run));
        t.Start();
    }
}