Solution : https://service.sap.com/sap/support/notes/1614293 (SAP Service marketplace login required)
Key words :
rc error code = <0x84020020>errors, insert duplicate key row, import manager andimport server, symptom mdm import manager, multiple qualified lookup fields, qualified lookup fields, mdm import server, process qualifier fields, qualified fields sets, import qualified records
Related Notes :
| 1613745 | SAP Release Note for MDM 7.1 SP07 Patch12 |
| 1613744 | SAP Release Note for MDM 7.1 SP06 Patch30 |