Fatal error: Uncaught Error: Class "Symfony\Component\Routing\Generator\UrlGenerator" not found in /usr/www/unityweb/public/hms/vendor/symfony/routing/Generator/CompiledUrlGenerator.php:21 Stack trace: #0 {main} thrown in /usr/www/unityweb/public/hms/vendor/symfony/routing/Generator/CompiledUrlGenerator.php on line 21