registerNamespaces(array( 'Symfony' => $vendorDir.'/symfony/src', 'Knp\Menu' => $vendorDir.'/knp-menu/src', )); $loader->register(); spl_autoload_register(function($class) { $class = ltrim($class, '\\'); if (0 === strpos($class, 'Knp\Bundle\MenuBundle\\')) { $file = __DIR__.'/../'.str_replace('\\', '/', substr($class, strlen('Knp\Bundle\MenuBundle\\'))).'.php'; if (file_exists($file)) { require $file; } } });