Fatal error: Uncaught Error: Class 'Symfony\Component\Config\Loader\FileLoader' not found in /home/bienalsurweb/public_html/convocatoria2019/vendor/symfony/routing/Loader/XmlFileLoader.php:27 Stack trace: #0 {main} thrown in /home/bienalsurweb/public_html/convocatoria2019/vendor/symfony/routing/Loader/XmlFileLoader.php on line 27