Solution : https://service.sap.com/sap/support/notes/876426 (SAP Service marketplace login required)
Key words :
abap data supplier registers incomplete data, system landscape directory, terms rz70 reason, attached advance correction, data supplier, key attribute, class sap_bcgateway, prerequisites due, program error, port number
Related Notes :
584654 | Registration setup in the SAP System Landscape Directory |