Fatal error: Uncaught Error: Class 'Symfony\Bundle\SecurityBundle\EventListener\FirewallListener' not found in /home/itscm/dev.its.cm/itsgateway/vendor/symfony/security-bundle/Debug/TraceableFirewallListener.php:25 Stack trace: #0 {main} thrown in /home/itscm/dev.its.cm/itsgateway/vendor/symfony/security-bundle/Debug/TraceableFirewallListener.php on line 25