我正在尝试将我在Symfony3.*上构建的旧Bundle添加到Symfony4但我收到此错误:Theautoloaderexpectedclass"App\SBC\TiersBundle\Controller\ChantierController"tobedefinedinfile"/Applications/MAMP/htdocs/Projects/HelloSymfony4/vendor/composer/../../src/SBC/TiersBundle/Controller/ChantierController.php".Thefilewasfoundbuttheclassw