[Administration] Documents : bug nom produit non affiché et TVA en NaN

backend/controllers/DocumentController.php

 
             if ($document) {
                 $ordersArray = [];
-                $productsArray = $productModule->findProducts(false);
+                $productsArray = $productModule->getRepository()->findProducts(true);
 
                 foreach ($document->orders as $order) {
                     $orderModule->initOrder($order);

backend/controllers/ProductController.php

         $orderArray = json_decode(stripslashes($array));
 
         foreach ($orderArray as $id => $order) {
-            $product = $this->findModel($id);
+            $product = $this->findModel((int) $id);
             $product->order = $order;
             $product->save();
         }