Solution : https://service.sap.com/sap/support/notes/1269686 (SAP Service marketplace login required)
Key words :
longer function correctly due, pf 8 = attribute --> ccsid, 'path/dart/example_dr', store dart extracts, file ccsid 500 ebcdic, valid code page, 'path/dart/example_dr_500', 'path/dart/example_500', 'path/dart/, work correctly
Related Notes :
1319517 | Unicode Collection Note |
1292625 | Incorrect code page results into dump CONVT_CODEPAGE_INIT |
1173540 | DART Version 2.6 |