Fatal error: Uncaught Error: Call to a member function loadFromExtension() on null in /home/spadates/www/win4u.test/vendor/symfony/swiftmailer-bundle/Symfony/Bundle/SwiftmailerBundle/Tests/DependencyInjection/Fixtures/config/php/smtp.php:2 Stack trace: #0 {main} thrown in /home/spadates/www/win4u.test/vendor/symfony/swiftmailer-bundle/Symfony/Bundle/SwiftmailerBundle/Tests/DependencyInjection/Fixtures/config/php/smtp.php on line 2