Solution : https://service.sap.com/sap/support/notes/887654 (SAP Service marketplace login required)
Key words :
solution regenerate client independent enviroment, method 'enter plan data', -pa manual planning, symptom system behaviour, system upgrade, characteristics values, unicode conversion, terms ke11, kea0 reason, operating concerns
Related Notes :
1319517 | Unicode Collection Note |
551344 | Unicode Conversion Documentation |