add Johan code

src/Security/LoginFormAuthenticator.php

@@ -7,6 +7,7 @@ use Doctrine\ORM\EntityManagerInterface;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\Security\Core\Authentication\Token\UsernamePasswordToken;
 use Symfony\Component\Security\Core\Exception\AuthenticationException;
+use Symfony\Component\Security\Core\Exception\UserNotFoundException;
 use Symfony\Component\Security\Core\User\UserInterface;
 use Symfony\Component\Security\Http\Authenticator\AbstractAuthenticator;
 use Symfony\Component\Security\Http\Authenticator\Passport\Credentials\PasswordCredentials;
@@ -45,6 +46,10 @@ class LoginFormAuthenticator extends AbstractAuthenticator
             'pseudo' => $identifier
         ]);
 
+        if (!$user || $user->isActif()) {
+            throw new UserNotFoundException('Utilisateur non trouvé');
+        }
+
         if (!$user) {
             throw new AuthenticationException('Identifiant ou mot de passe incorrect.');
         }