System.Web.HttpContext.Current.Request.Url.ToString() wok on local station but not working on server

hi i m using following code. it working fine on local station but not showing result output when i upload this code on to server.

Is it need any iis setting. m using asp.net 2.0
any suggestion will be appriciated.

Thanks
sidharth

protected void Page_Load(object sender, EventArgs e)
        {
            try
            {
                string strCurrenturl1 = System.Web.HttpContext.Current.Request.Url.ToString();
 
                string url = HttpContext.Current.Request.Url.OriginalString;
                Label1.Text = strCurrenturl1;
               // Label2.Text = url;
            }
            catch (Exception ex)
            {
                Response.Write(ex.Message);
            }
        }

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