Fatal error: Uncaught Error: Class 'Symfony\Component\Validator\Mapping\Loader\AbstractLoader' not found in C:\xampp\htdocs\ApiSigestWin\1.20.09.09.5 - copia\vendor\symfony\validator\Mapping\Loader\FileLoader.php:24 Stack trace: #0 {main} thrown in C:\xampp\htdocs\ApiSigestWin\1.20.09.09.5 - copia\vendor\symfony\validator\Mapping\Loader\FileLoader.php on line 24