Fatal error: Uncaught Error: Class "Symfony\Component\Routing\Loader\AnnotationFileLoader" not found in C:\www\Apache24\htdocs\agenda-dif\vendor\symfony\routing\Loader\AnnotationDirectoryLoader.php:23 Stack trace: #0 {main} thrown in C:\www\Apache24\htdocs\agenda-dif\vendor\symfony\routing\Loader\AnnotationDirectoryLoader.php on line 23