Solution : https://service.sap.com/sap/support/notes/1129173 (SAP Service marketplace login required)
Key words :
lower support package level, official version umg_add_vocabulary delivered, basis support package 15, cu&uc procedure, blended codepage system, terms unicode conversion, 7bit ascii characters, attached rar files, released 15th february 2008, released 5th september 2008
Related Notes :
1319517 | Unicode Collection Note |
1276242 | UMGSTAT is missing entries, UMG_ADD_VOCABULARY |