Fatal error: Uncaught Error: Class "Psy\Command\Command" not found in /opt/lampp/htdocs/msjmatchingcolor/vendor/psy/psysh/src/Command/WhereamiCommand.php:25 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/msjmatchingcolor/vendor/psy/psysh/src/Command/WhereamiCommand.php on line 25