Solution : https://service.sap.com/sap/support/notes/40704 (SAP Service marketplace login required)
Key words :
required entry field table key, additional key words sm30, enhanced table maintenance, error message tr587, object key, table/view, program error, prerequisites preconditions, address file, advance corrections
Related Notes :
| 410718 | No lock when maintaining deviating NFM metal key data |