Fatal error: Uncaught Error: Class "Symfony\Component\HttpFoundation\Session\Attribute\AttributeBag" not found in /home/abazis/apps/projects/vendor-old/symfony/http-foundation/Symfony/Component/HttpFoundation/Session/Attribute/NamespacedAttributeBag.php:20 Stack trace: #0 {main} thrown in /home/abazis/apps/projects/vendor-old/symfony/http-foundation/Symfony/Component/HttpFoundation/Session/Attribute/NamespacedAttributeBag.php on line 20