Academic Settings / Attendance Settings / Attendance Taking / Attendance for Subjects / Allow more than one absence categories per day
This setting can work only when the user is registering attendances using the “Daily Attendance Method“. Attendance & Progress, Logbook, Tracker, Record
If selected, the user may Register
Learner, Pupil, Scholar
If not selected, only one absence category is permitted per day for each Student
Learner, Pupil, Scholar