Fatal error: Uncaught Error: Class "Symfony\Component\Security\Core\Authorization\Voter\Voter" not found in /home/www/aes-demo/api-8.0.0#316/src/Security/RoleHierarchyVoter.php:11 Stack trace: #0 {main} thrown in /home/www/aes-demo/api-8.0.0#316/src/Security/RoleHierarchyVoter.php on line 11