Fatal error: Uncaught Error: Interface "Psy\VersionUpdater\Checker" not found in /home/custom/public_html/katiekarr/vendor/psy/psysh/src/VersionUpdater/GitHubChecker.php:16 Stack trace: #0 {main} thrown in /home/custom/public_html/katiekarr/vendor/psy/psysh/src/VersionUpdater/GitHubChecker.php on line 16