please explain me
what is the purpose of JCOs
how we are using JCOs
I created FlightBooking sample tutorial application, i am getting com.sap.tc.webdynpro.services.exceptions.WDRuntimeException: Failed to resolve JCO destination name 'WD_FLIGHTBOOKING_RFC_METADATA_DEST' in the SLD. No such JCO destination is defined in the SLD.
please tell me how to rectify that error.