Solution : https://service.sap.com/sap/support/notes/609805 (SAP Service marketplace login required)
Key words :
unicode code page source, 1 content import support package 6, 0b import support package 12, unicode code page, multibyte code page, longer source field, source field > length, abap category 'c', target field -- solution, shorter target field
Related Notes :
| 640903 | Dialog box when you create an Infopackage |
| 628255 | Raise Exception "INVALID_TEXT_ENVIROMENT" |
| 539827 | SAPBWNews BW 3.1 Content Support Package 06 |
| 523249 | SAPBWNews BW 3.0B Support Package 12 |