The error here is
Error 2 The name 'User' does not exist in the current context F:\Sarah\Work\Web Development\ASP.NET.FRAME WORK\Projects\OnSet\MasterPage.master.cs 17 17 OnSet
whats the solution? please
using System; using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.Security;
public partial class pages_MasterPage : System.Web.UI.MasterPage
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
if (User.Identity.IsAuthenticated == true)
{
if (Request.QueryString["username"] == "mohamed" && Request.QueryString["password"] == "1234")
{
liadmin.Visible = true;
}
// The user is logged in (you ...
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