Fatal error: Uncaught Error: Class "JMS\Serializer\Twig\SerializerBaseExtension" not found in C:\xampp\htdocs\bateriasec\vendor\jms\serializer\src\Twig\SerializerExtension.php:17 Stack trace: #0 {main} thrown in C:\xampp\htdocs\bateriasec\vendor\jms\serializer\src\Twig\SerializerExtension.php on line 17