Solution : https://service.sap.com/sap/support/notes/502018 (SAP Service marketplace login required)
Key words :
system generates error kd023, status setc exists, settlement rule exists, settlement rule created, settlement rule check, system displays, settlement rule, distribution rule, project builder, object number &
Related Notes :
| 170123 | Error KD089 when using BAPI_PROJECT_MAINTAIN |