FB Application Development Help

[eshan1]

Mama fb app ekak develop kala bt having error can some one plz help me...............


using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Collections.ObjectModel;
using Facebook;


namespace MyFBApp
{
public partial class Form1 : Form
{
public Facebook.Components.FacebookService _fbService;

public Form1()
{

InitializeComponent();
_fbService = new Facebook.Components.FacebookService();
_fbService.ApplicationKey = "ApplicationKey";
_fbService.Secret = "Secret";
_fbService.IsDesktopApplication = true;

}

private void button1_Click(object sender, EventArgs e)
{
Collection<User> users = _fbService.GetFriends();
friendMap1.Friends = users;
friendList1.Friends = users;
}
}
}

red colour eka thamai error fb.dll add kala bt fb clz eke components nt havinglu plz help me............