Solution : https://service.sap.com/sap/support/notes/740584 (SAP Service marketplace login required)
Key words :
prerequisites causethe problem, attached program corrections, program error, symptom component, product safetymodule, assignment dialog, apiyou open, empty property, transaction cg02, terms ehs32sp07ps
Related Notes :
| 1539374 | Msg. "No values are available" for referenced val. assgmts. |
| 915472 | Incorrect lock in value assignment dialog |