Solution : https://service.sap.com/sap/support/notes/87699 (SAP Service marketplace login required)
Key words : 
apply hot package sapkh31g11, additional key words, attached advance corrections, change single-, reference characteristics, program error, inconsistencies, configuration, classification, prerequisites
Related Notes : 
       
| 91647 | 4.5A/3.1I problems w/ restrictable characteristics |