Solution : https://service.sap.com/sap/support/notes/597277 (SAP Service marketplace login required)
Key words : 
crm online  /nspro transaction -> sap reference    img customizing -> customer relationship management -> master data    -> organizational management -> division settings -> define, mobile system maintenance -> cross component  settings -> search choice fields, mobile system maintenance -> cross component settings -> search choice fields, choice field entry found, choice field values maintain, choice fields hyperlink, header division choice field, required settings, choice field values, choice field entry
Related Notes : 
       
| 629487 | CRM 3.0 / CRM 3.1: Functional Enhancements |