Notice: Undefined variable: PAGE in /home/catapult/cap.catapultaproducciones.com/course/format/singleactivity/format.php on line 30
Fatal error: Uncaught Error: Call to a member function get_renderer() on null in /home/catapult/cap.catapultaproducciones.com/course/format/singleactivity/format.php:30
Stack trace:
#0 {main}
thrown in /home/catapult/cap.catapultaproducciones.com/course/format/singleactivity/format.php on line 30