Solution : https://service.sap.com/sap/support/notes/806609 (SAP Service marketplace login required)
Key words :
typeiv_item_guid importing crmt_object_guidit_cuval importing crmt_cuval_comtactivate, terms sdcom vcsd_update, start transaction se18, 'interface' tab page, 'crm_config_badi' badi definition, 'if_ex_crm_config_badi' interface, transaction se19, badi method, reference characteristics, change fields
Related Notes :
| 826059 | BAdI Implementation: Changing object characteristics |