Untitled

Isolated Storage Setting issue
var names = IsolatedStorageSettings.ApplicationSettings; // Here it showing an error that

using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using Microsoft.Phone.Controls;
using System.IO.IsolatedStorage;
using System.IO;

namespace IsolatedStorageSettings
{
    public partial class MainPage : PhoneApplicationPage
{
   // Constructor
    public MainPage()
    {
        InitializeComponent();

        var names = IsolatedStorageSettings.ApplicationSettings;
        names.Add("myName", "Developer John");

        displayText.Text = names["myName"].ToString();
    }
}
}