Fatal error: Uncaught Error: Class 'Symfony\Component\Form\AbstractExtension' not found in C:\xampp\htdocs\ApiSigestWin\1.20.09.09.5 - copia\vendor\symfony\form\Extension\Core\CoreExtension.php:29 Stack trace: #0 {main} thrown in C:\xampp\htdocs\ApiSigestWin\1.20.09.09.5 - copia\vendor\symfony\form\Extension\Core\CoreExtension.php on line 29