Fatal error: Uncaught Error: Class "Symfony\Component\Routing\Loader\AttributeClassLoader" not found in /home/trairtil/public_html/vendor/symfony/routing/Tests/Fixtures/TraceableAttributeClassLoader.php:18 Stack trace: #0 {main} thrown in /home/trairtil/public_html/vendor/symfony/routing/Tests/Fixtures/TraceableAttributeClassLoader.php on line 18