Fatal error: Uncaught Error: Interface "Symfony\Contracts\Service\ServiceSubscriberInterface" not found in /opt/lampp/htdocs/myhospitalnow/mhn-hospital-ms/vendorback/symfony/translation/Tests/DependencyInjection/fixtures/ServiceSubscriber.php:9 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/myhospitalnow/mhn-hospital-ms/vendorback/symfony/translation/Tests/DependencyInjection/fixtures/ServiceSubscriber.php on line 9