Solution : https://service.sap.com/sap/support/notes/1012025 (SAP Service marketplace login required)
Key words :
prerequisites r3load maintains processing state, export data directory- delete <package>, xml file remains unchanged, incomplete structurein case r3load, unicode conversion post processing, reset package export completely, xml files- delete <package>, continues data export, export data directoryif, - change file status
Related Notes :
1319517 | Unicode Collection Note |
1132837 | R3load failure in Unicode Conversion with .xml files |