public void Bind_LOTestingLabs() { int rowcount = ucCustomPagerItems.isCountRecord; int countrycode = 0; if (ddlSearchCountry.SelectedValue != "0") { countrycode = Convert.ToInt32(ddlSearchCountry.SelectedValue.ToString()); } string sortbycoloumn = (ViewState["SORTBYCOLOUMN"] == null) ? null : (ViewState["SORTBYCOLOUMN"].ToString()); int? sortdirection = null; if (ViewState["SORTDIRECTION"] != null) { sortdirection = Int32.Parse(ViewState["SORTDIRECTION"].ToString()); } DataTable dt = objBLL.Get_BunkerTestingLabList(txtfilter.Text, countrycode, GetSessionUserID(), sortbycoloumn, sortdirection, ucCustomPagerItems.CurrentPageIndex, ucCustomPagerItems.PageSize, ref rowcount); GridView_Labs.DataSource = dt; GridView_Labs.DataBind(); }