diff --git a/admin-dev/themes/default/template/controllers/orders/_discount_form.tpl b/admin-dev/themes/default/template/controllers/orders/_discount_form.tpl
index 3160e8c18..8fcfbdd03 100644
--- a/admin-dev/themes/default/template/controllers/orders/_discount_form.tpl
+++ b/admin-dev/themes/default/template/controllers/orders/_discount_form.tpl
@@ -23,7 +23,7 @@
 *  @license    http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
 *  International Registered Trademark & Property of PrestaShop SA
 *}
-<form method="POST" action="{$currentIndex}&viewOrder&id_order={$smarty.get.id_order|escape:'htmlall':'UTF-8'}&token={$smarty.get.token|escape:'htmlall':'UTF-8'}">
+<form method="POST" action="{$currentIndex}&viewOrder&id_order={$order->id|escape:'htmlall':'UTF-8'}&token={$smarty.get.token|escape:'htmlall':'UTF-8'}">
 	<label>{l s='Name'}</label>
 	<div class="margin-form">
 		<input type="text" name="discount_name" value="" />
diff --git a/admin-dev/themes/default/template/controllers/orders/_shipping.tpl b/admin-dev/themes/default/template/controllers/orders/_shipping.tpl
index d91b4f350..f308f9593 100644
--- a/admin-dev/themes/default/template/controllers/orders/_shipping.tpl
+++ b/admin-dev/themes/default/template/controllers/orders/_shipping.tpl
@@ -58,7 +58,7 @@
 		<td>
 			<span id="shipping_number_show">{if $line.url && $line.tracking_number}<a href="{$line.url|replace:'@':$line.tracking_number}">{$line.tracking_number}</a>{else}{$line.tracking_number}{/if}</span>
 			{if $line.can_edit}
-				<form style="display: inline;" method="POST" action="{$link->getAdminLink('AdminOrders')}&vieworder&id_order={$smarty.get.id_order|escape:'htmlall':'UTF-8'}">
+				<form style="display: inline;" method="POST" action="{$link->getAdminLink('AdminOrders')}&vieworder&id_order={$order->id|escape:'htmlall':'UTF-8'}">
 					<span class="shipping_number_edit" style="display:none;">
 						<input type="text" name="id_order_carrier" value="{$line.id_order_carrier|htmlentities}" />
 						<input type="text" name="tracking_number" value="{$line.tracking_number|htmlentities}" />
diff --git a/controllers/admin/AdminOrdersController.php b/controllers/admin/AdminOrdersController.php
index 189f63731..dd7879d30 100755
--- a/controllers/admin/AdminOrdersController.php
+++ b/controllers/admin/AdminOrdersController.php
@@ -1602,6 +1602,10 @@ class AdminOrdersControllerCore extends AdminController
 
 		// Get the last product
 		$product = $products[max(array_keys($products))];
+		$resume = OrderSlip::getProductSlipResume($product['id_order_detail']);
+		$product['quantity_refundable'] = $product['product_quantity'] - $resume['product_quantity'];
+		$product['amount_refundable'] = $product['total_price_tax_incl'] - $resume['amount_tax_incl'];
+		$product['amount_refund'] = Tools::displayPrice($resume['amount_tax_incl']);
 
 		// Get invoices collection
 		$invoice_collection = $order->getInvoicesCollection();