Fatal error: Uncaught Error: Trait "Symfony\Component\DependencyInjection\Compiler\PriorityTaggedServiceTrait" not found in /var/www/html/websocket/vendor/symfony/routing/DependencyInjection/RoutingResolverPass.php:24 Stack trace: #0 {main} thrown in /var/www/html/websocket/vendor/symfony/routing/DependencyInjection/RoutingResolverPass.php on line 24