protected void ddlVillage_SelectedIndexChanged1(object sender, EventArgs e) { ICustomList CustomManager; CustomManager = (ICustomList)ObjectFactory.CreateInstance("BusinessProcess.Administration.BCustomList,BusinessProcess.Administration"); DataTable DTFindRecord = new DataTable(); ICustomList PriorManager = (ICustomList)ObjectFactory.CreateInstance("BusinessProcess.Administration.BCustomList, BusinessProcess.Administration"); if (ddlRegion.SelectedItem.Value != "0" && ddDistric.SelectedItem.Value != "0" && ddWard.SelectedItem.Value != "0" && ddlVillage.SelectedItem.Value != "0") { DTFindRecord = CustomManager.GetVillageChairperson(Convert.ToInt32(ddlRegion.SelectedItem.Value), Convert.ToInt32(ddDistric.SelectedItem.Value), Convert.ToInt32(ddWard.SelectedItem.Value), Convert.ToInt32(ddlVillage.SelectedItem.Value)); if (DTFindRecord.Rows.Count > 0) { txtChairPerson.Text = DTFindRecord.Rows[0][0].ToString(); btnSave.Text = "Update"; } else { txtChairPerson.Text = ""; btnSave.Text = "Save"; } } }