Fatal error: Uncaught Error: Class 'Psy\Command\Command' not found in /home/app/htdocs/ninja/vendor/psy/psysh/src/Psy/Command/PsyVersionCommand.php:20 Stack trace: #0 {main} thrown in /home/app/htdocs/ninja/vendor/psy/psysh/src/Psy/Command/PsyVersionCommand.php on line 20