Not enrolled
Error code: requireloginerror
* line 2991 of /lib/moodlelib.php: require_login_exception thrown
* line 498 of /lib/externallib.php: call to require_login()
* line 1013 of /calendar/externallib.php: call to external_api::validate_context()
* line 244 of /lib/externallib.php: call to core_calendar_external::get_calendar_monthly_view()
* line 59 of /lib/ajax/service.php: call to external_api::call_external_function()