protected void dropdownFYear_SelectedIndexChanged(object sender, EventArgs e) { Session["lastSelectedCountryIndex"] = dropdownFYear.SelectedIndex; string selectedText1 = dropdownFYear.SelectedItem.Text; string a1 = ""; string a2 = ""; string a3 = ""; string a4 = ""; DataTable dt, dt1, dt2 = new DataTable(); dt2 = ddo.TotalDutyAmnt(selectedText1); string l3 = dt2.Rows[0][0].ToString(); if (l3 == "") { Label3.Text = "0"; } else { Label3.Text = Math.Round(Convert.ToDecimal(l3), 2).ToString(); } dt1 = ddo.FilterInvoiceMaster(selectedText1, a1, a2, a3, a4); int b = dt1.Rows.Count; if (b > 0) { Label2.Text = b.ToString(); } else if (b == 0) { Label2.Text = "0"; } dt = ddo.GetFY(selectedText1); int a = dt.Rows.Count; if (a > 0) { Label1.Text = a.ToString(); } else if (a == 0) { Label1.Text = "0"; } }