elseif ($is_inventory_item && $_SESSION['Items']->trans_type!=ST_SALESORDER && $_SESSION['Items']->trans_type!=ST_SALESQUOTE
&& !$SysPrefs->allow_negative_stock())
{
- $qoh = get_qoh_on_date($_POST['stock_id'], $_POST['Location'], $_POST['OrderDate']);
+ $qoh = get_qoh_on_date($_POST['stock_id'], $_POST['Location'], null); // Of course we must always test for stock availability by todays date.
if (input_num('qty') > $qoh)
{
$stock = get_item($_POST['stock_id']);