Fatal error: Uncaught Error: Interface 'Psy\ManualUpdater\Checker' not found in C:\xampp\htdocs\simario2\vendor\psy\psysh\src\ManualUpdater\IntervalChecker.php:19 Stack trace: #0 {main} thrown in C:\xampp\htdocs\simario2\vendor\psy\psysh\src\ManualUpdater\IntervalChecker.php on line 19