'''RATE_IS_A_SLAVE_RATE'''
You cannot set occupancy_price for a child rate 123456789, since they are automatically set based on Rate Relations.
You cannot set closed_as_last_night for a child rate 37933238123456789, since they are automatically set based on Rate Relations /message
It is not possible to send prices for this rate plan as it is Derived/calculated from another Rate Plan by Booking.com.
*Go to {{#fas:cog}} (SETTINGS) > BOOKING.COM > MAPPING and select a valid Rate Plan id from the 'get codes' list.