Fatal error: Uncaught Error: Call to a member function getClassementEtape() on null in /var/www/html/projetBDD/src/Controller/ClassementController.php:42 Stack trace: #0 [internal function]: MyApp\Controller\ClassementController->classementEtape() #1 /var/www/html/projetBDD/src/Routing/Router.php(73): call_user_func() #2 /var/www/html/projetBDD/public/index.php(24): MyApp\Routing\Router->route() #3 {main} thrown in /var/www/html/projetBDD/src/Controller/ClassementController.php on line 42