Fatal error: Uncaught Error: Class "Symfony\Bundle\SecurityBundle\EventListener\FirewallListener" not found in I:\www\picman\vendor\symfony\security-bundle\Debug\TraceableFirewallListener.php:27 Stack trace: #0 {main} thrown in I:\www\picman\vendor\symfony\security-bundle\Debug\TraceableFirewallListener.php on line 27