Fatal error: Uncaught Error: Class 'Symfony\Component\HttpFoundation\Session\Storage\Proxy\SessionHandlerProxy' not found in /var/www/html/stz-api/vendor/cboden/ratchet/src/Ratchet/Session/Storage/Proxy/VirtualProxy.php:5 Stack trace: #0 {main} thrown in /var/www/html/stz-api/vendor/cboden/ratchet/src/Ratchet/Session/Storage/Proxy/VirtualProxy.php on line 5