Fatal error: Uncaught Error: Class "Psy\VersionUpdater\GitHubChecker" not found in T:\Xampp\htdocs\notice\vendor\psy\psysh\src\VersionUpdater\IntervalChecker.php:14 Stack trace: #0 {main} thrown in T:\Xampp\htdocs\notice\vendor\psy\psysh\src\VersionUpdater\IntervalChecker.php on line 14