Fatal error: Uncaught Error: Class 'core_calendar\type_base' not found in /home/catapult/cap.catapultaproducciones.com/calendar/tests/calendartype_test_example.php:30 Stack trace: #0 {main} thrown in /home/catapult/cap.catapultaproducciones.com/calendar/tests/calendartype_test_example.php on line 30