Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\DependencyInjection\Extension' not found in /var/www/vhosts/kavli-live/vendor/jms/security-extra-bundle/JMS/SecurityExtraBundle/DependencyInjection/JMSSecurityExtraExtension.php:34 Stack trace: #0 {main} thrown in /var/www/vhosts/kavli-live/vendor/jms/security-extra-bundle/JMS/SecurityExtraBundle/DependencyInjection/JMSSecurityExtraExtension.php on line 34