Fatal error: Uncaught Error: Class "Symfony\Component\HttpKernel\DependencyInjection\ConfigurableExtension" not found in /home/rccglwuq/events.disio.com.ng/vendor/jms/serializer-bundle/DependencyInjection/JMSSerializerExtension.php:17 Stack trace: #0 {main} thrown in /home/rccglwuq/events.disio.com.ng/vendor/jms/serializer-bundle/DependencyInjection/JMSSerializerExtension.php on line 17