Fatal error: Uncaught Error: Class 'core\oauth2\discovery\base_definition' not found in /home/aefn/public_html/moodle/lib/classes/oauth2/discovery/imsbadgeconnect.php:33 Stack trace: #0 {main} thrown in /home/aefn/public_html/moodle/lib/classes/oauth2/discovery/imsbadgeconnect.php on line 33