Solution : https://service.sap.com/sap/support/notes/915882 (SAP Service marketplace login required)
Key words :
transaction /sapcnd/ueass, incorrect attribute names, enter attribute assignments, terms user exits, /sapcnd/ueass_show reason, attached correction instructions, formula number, error messages, permitted range, active implementations
Related Notes :
| 902038 | Error messages for user exit entries that were not changed |
| 809820 | Userexit concept for pricing |