在使用EFCodeFirst中出现类型“System.Data.Objects.ObjectContext”在未被引用的程序集中定义的解决方案

 1 using System;
 2 using System.Collections.Generic;
 3 using System.Linq;
 4 using System.Web;
 5 using System.Web.UI;
 6 using System.Web.UI.WebControls;
 7 using WebApp1.Models;
 8 
 9 namespace WebApp1
10 {
11     public partial class _Default : System.Web.UI.Page
12     {
13         protected void Page_Load(object sender, EventArgs e)
14         {
15             MusicStoreContext context = new MusicStoreContext();
16 
17             var q = context.Albums.ToList();
18             GridView1.DataSource = q;
19             GridView1.DataBind();
20 
21         }
22     }
23 }