Solution : https://service.sap.com/sap/support/notes/935672 (SAP Service marketplace login required)
Key words :
/sapapo/dmres message class, user deletes lines, start transaction se91, source code corrections, capacity profile reason, capacity profile, choosing 'enter', terms edittime, program error, shift' indicator
Related Notes :
| 947717 | Restrictions during maintenance of capacity profile |