Fatal error: Uncaught Error: Class 'app\modules\core\models\ProductSale' not found in /opt/lampp/htdocs/tienda.apirest/modules27/apiv1/models/entities/ProductSaleByProduct.php:5 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/tienda.apirest/modules27/apiv1/models/entities/ProductSaleByProduct.php on line 5