Fatal error: Uncaught Error: Class 'Symfony\Component\Finder\Finder' not found in /opt/lampp/htdocs/us/vendor/hanneskod/classtools/tests/MockFinder.php:4 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/us/vendor/hanneskod/classtools/tests/MockFinder.php on line 4