Solution : https://service.sap.com/sap/support/notes/1141769 (SAP Service marketplace login required)
Key words :
reading dart extracts, garbled characters reason, data element txw_codepage, call transaction ftwf, current code page, code page field, source code corrections, code pages, current system, transaction se11
Related Notes :
1319517 | Unicode Collection Note |
1292625 | Incorrect code page results into dump CONVT_CODEPAGE_INIT |
932508 | FTWH: CONVT_CODEPAGE during creation of view file |
483715 | Unicode support in DART |