Erreur 500 : Argument 1 passed to Lc\CaracoleBundle\Factory\Order\OrderProductFactory::create() must implement interface Lc\CaracoleBundle\Model\Product\ProductInterface, null given #295

Form/Order/OrderProductsType.php

 
 use App\Repository\Product\ProductFamilyStore;
 use Doctrine\ORM\EntityManagerInterface;
+use Http\Discovery\Exception\NotFoundException;
 use Lc\CaracoleBundle\Factory\Order\OrderProductFactory;
 use Lc\CaracoleBundle\Solver\Product\ProductFamilySolver;
 use Symfony\Component\Form\AbstractType;
                         }
                     }
 
+                    if(is_null($product)) {
+                        throw new NotFoundException('Aucun Product trouvé pour le ProductFamily #'.$productFamily->getId());
+                    }
+
                     $orderProduct = $this->orderProductFactory->create($product, 1);
 
                     $builder->add('order_product_0', OrderProductType::class, [