Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\Event\PostResponseEvent' not found in /home/itscm/dev.its.cm/webserivesits/vendor/symfony/http-kernel/Event/TerminateEvent.php:24 Stack trace: #0 {main} thrown in /home/itscm/dev.its.cm/webserivesits/vendor/symfony/http-kernel/Event/TerminateEvent.php on line 24