These release notes cover 6.20.0
Features & Improvements:
Some users were unable to register clients in course sets.
Users with administrators, location super user, or custom roles were not able to view appointments in Calendar or Appointment Lists.
Wait list registration for class created in the back office added the client to wait list for incorrect session.
Service & Class panel didn’t display appointment reasons in scheduler if client logged in to book an appointment.
Clients were unable to reschedule appointments.
Clients added to the wait list for classes in the backoffice were not added to the Wait List Registrants tab within the selected class session.