Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\EventListener\TestSessionListener' not found in /home/phprplacein/public_html/vendor/symfony/framework-bundle/EventListener/TestSessionListener.php:22 Stack trace: #0 {main} thrown in /home/phprplacein/public_html/vendor/symfony/framework-bundle/EventListener/TestSessionListener.php on line 22