Fatal error: Uncaught Error: Class 'Symfony\Component\DependencyInjection\ContainerBuilder' not found in /home/www/public_html/admin/shared/codeigniter/vendor/jonnyw/php-phantomjs/src/JonnyW/PhantomJs/DependencyInjection/ServiceContainer.php:20 Stack trace: #0 {main} thrown in /home/www/public_html/admin/shared/codeigniter/vendor/jonnyw/php-phantomjs/src/JonnyW/PhantomJs/DependencyInjection/ServiceContainer.php on line 20