Fatal error: Uncaught Error: Class "Symfony\Component\Console\Output\BufferedOutput" not found in /opt/lampp/htdocs/myhospitalnow/mhn-hospital-ms/vendorback/symfony/console/Tests/Fixtures/DummyOutput.php:21 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/myhospitalnow/mhn-hospital-ms/vendorback/symfony/console/Tests/Fixtures/DummyOutput.php on line 21