Solution : https://service.sap.com/sap/support/notes/1249067 (SAP Service marketplace login required)
Key words :
service> type = challenge response > createthe create button, create challenge response questions, maintain challenge response questions, existing challenge response questions, challenge response questions, terms challenge response, challenge response question, compliant user provisioning, compliant user provisioning 5, cup > configuration > password
Related Notes :
| 1499670 | CREATE button disabled in Configuration tab |