Fatal error: Uncaught Error: Interface "Symfony\Component\Console\Output\OutputInterface" not found in /home/alkhalaffamily/public_html/educourses/vendor/symfony/console/Output/NullOutput.php:25 Stack trace: #0 {main} thrown in /home/alkhalaffamily/public_html/educourses/vendor/symfony/console/Output/NullOutput.php on line 25