/// <summary> /// Populates the type of the item. /// </summary> private void PopulateItemType() { try { List <ItemType> itemTypes = BillingManager.GetBillingType(); ddlItemType.DataTextField = "Name"; ddlItemType.DataValueField = "Id"; ddlItemType.DataSource = itemTypes; ddlItemType.DataBind(); ddlItemType.Items.Insert(0, new ListItem("Select...", "-1")); } catch (Exception ex) { this.showErrorMessage(ref ex); } }