Fatal error: Uncaught Error: Class "Symfony\Component\Routing\Loader\AnnotationFileLoader" not found in C:\AppServ\Apache\2.4.58\htdocs\sets\vendor\symfony\routing\Loader\AnnotationDirectoryLoader.php:23 Stack trace: #0 {main} thrown in C:\AppServ\Apache\2.4.58\htdocs\sets\vendor\symfony\routing\Loader\AnnotationDirectoryLoader.php on line 23