Fatal error: Uncaught Error: Class 'Psy\Exception\RuntimeException' not found in /home/jsslnvvr/public_html/vendor/psy/psysh/src/Exception/InvalidManualException.php:17 Stack trace: #0 {main} thrown in /home/jsslnvvr/public_html/vendor/psy/psysh/src/Exception/InvalidManualException.php on line 17