Cause:
This is due to a Reservation being edited in Mews.
How to Resolve:
Go to the Booking that has this error
Unlink the Reservations in the Reservations tab
Go to the Group tab and press Sync
Cause:
This is due to a Reservation being edited in Mews.
Go to the Booking that has this error
Unlink the Reservations in the Reservations tab
Go to the Group tab and press Sync