function add_to_order($line_no, $stock_id, $qty, $item_descr, $price, $uom, $req_del_date, $qty_inv, $qty_recd)
{
- if ($qty != 0 && isset($qty))
+ if (isset($qty) && $qty != 0)
{
$this->line_items[$line_no] = new po_line_details($line_no, $stock_id, $item_descr, $qty, $price, $uom,
$req_del_date, $qty_inv, $qty_recd);