protected void Page_Load(object sender, EventArgs e) { if (Session["isLogin"] == null) { Response.Redirect("Login.aspx"); } UserAccount user = (UserAccount)Session["UserAccountObj"]; if (!IsPostBack) { DataTable dt = new DataTable(); OrdersBLL obll = new OrdersBLL(); dt = obll.DoRetrieveRiderAllCompletedCustomerOrder(user.UserId); if (dt != null) { gv_orderlist2.DataSource = dt; gv_orderlist2.DataBind(); } else { lblNotWorking.Text = "Unable to retrieve past deliveries"; } } }