Fatal error: Uncaught Error: Class "Symfony\Component\Security\Core\User\InMemoryUserProvider" not found in /home/pataplou/www/patrick/pataplouf/vendor/symfony/security-http/Tests/Authenticator/Fixtures/PasswordUpgraderProvider.php:18 Stack trace: #0 {main} thrown in /home/pataplou/www/patrick/pataplouf/vendor/symfony/security-http/Tests/Authenticator/Fixtures/PasswordUpgraderProvider.php on line 18