Fatal error: Uncaught Error: Class "Symfony\Component\HttpFoundation\Session\Storage\Proxy\SessionHandlerProxy" not found in C:\xampp\htdocs\hannoole\schol\vendor\cboden\ratchet\src\Ratchet\Session\Storage\Proxy\VirtualProxy.php:5 Stack trace: #0 {main} thrown in C:\xampp\htdocs\hannoole\schol\vendor\cboden\ratchet\src\Ratchet\Session\Storage\Proxy\VirtualProxy.php on line 5