Fatal error: Uncaught Error: Class "core\task\scheduled_task" not found in C:\Apache24\htdocs\moodle\admin\tool\mfa\factor\grace\classes\task\revoke_expired_factors.php:31 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\moodle\admin\tool\mfa\factor\grace\classes\task\revoke_expired_factors.php on line 31