Uncaught Exception: Call to undefined method: Components\AF\Courses\CollectiveCourses::getRequiredBooks
The method does not exist.

Debug Info:
- Arguments:
{
	"0": null, 
	"1": true
}


Possible Solutions:
- Catch this exception (Framework\Exceptions\Generic)


in /usr/lib/php/Synergy8/stable/Scr/FnCall/FnCall.inc.php line 188