Fatal error: Uncaught Error: Class "Symfony\Component\Security\Http\Authenticator\AbstractLoginFormAuthenticator" not found in /home/nxpivbcy/public_html/src/Security/LoginFormAuthenticator.php:19 Stack trace: #0 {main} thrown in /home/nxpivbcy/public_html/src/Security/LoginFormAuthenticator.php on line 19