Fatal error: Uncaught Error: Class "Symfony\Component\Routing\RouteCollection" not found in /opt/lampp/htdocs/myhospitalnow/mhn-hospital-ms/vendorback/symfony/routing/Tests/Fixtures/validpattern.php:6 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/myhospitalnow/mhn-hospital-ms/vendorback/symfony/routing/Tests/Fixtures/validpattern.php on line 6