Fatal error: Uncaught Error: Interface 'Symfony\Component\Security\Http\Authentication\AuthenticationSuccessHandlerInterface' not found in C:\Apache24\htdocs\cwbts\vendor\symfony\security-http\Authentication\CustomAuthenticationSuccessHandler.php:20 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\cwbts\vendor\symfony\security-http\Authentication\CustomAuthenticationSuccessHandler.php on line 20