Solution : https://service.sap.com/sap/support/notes/1428549 (SAP Service marketplace login required)
Key words :
ambiguous blended codepage system, prerequisites faq solution, attached pdf document, executing transaction spumg, terms unicode conversion, unicode conversion, spumg feature, additional information, vocabulary import, $docu reason
Related Notes :
1319517 | Unicode Collection Note |
756535 | SAP Vocabulary for Vocabulary Maintenance for SPUMG & SPUM4 |