SAP Message PV806 - There is no entry for the resource type for Room Reservations

Diagnosis All rooms administered in Room Reservations are related with onespecific resource type. The object ID of this resource type must bestored in Customizing. The system could not find the relevant setting. Procedure Maintain the resource type for in Customizing for Room ReservationManagement under Basic Settings for Room Reservation Management-> Dialog Control -> Technical Settings ->Define Initial Objects.