Fatal error: Uncaught Error: Class "Symfony\Component\Routing\RouteCollection" not found in /home/tubu/public_html/Opigno_D9v03old/opignoD9/vendor/symfony-cmf/routing/src/LazyRouteCollection.php:18 Stack trace: #0 {main} thrown in /home/tubu/public_html/Opigno_D9v03old/opignoD9/vendor/symfony-cmf/routing/src/LazyRouteCollection.php on line 18