Fatal error: Uncaught Error: Class 'core\task\task_base' not found in /home/junior47895/public_html/aulavirtual/AulaVirtual_22Apr/lib/classes/task/scheduled_task.php:32 Stack trace: #0 {main} thrown in /home/junior47895/public_html/aulavirtual/AulaVirtual_22Apr/lib/classes/task/scheduled_task.php on line 32