>In my masterpage, i put
>
>protected void Page_Load(object sender, EventArgs e)
> {
> if (HttpContext.Current.User.Identity.IsAuthenticated == false)
> {
> Response.Redirect("login.aspx");
> }
>
>at the login.aspx
>
>i cannat get the referrer page by using Request.UrlReferrer.
>
>How to get the referrer page?
>
>TIA.

Try Server.Transfer instead..