Fatal error: Uncaught Symfony\Component\DependencyInjection\Exception\InvalidArgumentException: Expected to find class "Eccube\Controller\Admin\MailManagementController" in file "/home/xs679489/kyogokupro.com/public_html/src/Eccube/Controller/Admin/MailManagementController.php" while importing services from resource "../../../src/Eccube/*", but it was not found! Check the namespace prefix used with the resource. in /home/xs679489/kyogokupro.com/public_html/vendor/symfony/dependency-injection/Loader/FileLoader.php:157 Stack trace: #0 /home/xs679489/kyogokupro.com/public_html/vendor/symfony/dependency-injection/Loader/FileLoader.php(57): Symfony\Component\DependencyInjection\Loader\FileLoader->findClasses('Eccube\\', '../../../src/Ec...', '../../../src/Ec...') #1 /home/xs679489/kyogokupro.com/public_html/vendor/symfony/dependency-injection/Loader/YamlFileLoader.php(578): Symfony\Component\DependencyInjection\Loader\FileLoader->registerClasses(Object(Symfony\Component\DependencyInjection\Definition), 'Eccube\\', '../../../sr in /home/xs679489/kyogokupro.com/public_html/vendor/symfony/config/Loader/FileLoader.php on line 168