/data/class_extends/helper_extends/SC_Helper_Purchase_Ex.php
cleanupSessionをオーバーライド
[PHP]
function cleanupSession($orderId, &$objCartSession, &$objCustomer, $cartKey) {
$objCartSession->delAllAdditionalInfo();
parent::cleanupSession($orderId, $objCartSession, $objCustomer, $cartKey);
}
[/PHP]