Solution : https://service.sap.com/sap/support/notes/1119286 (SAP Service marketplace login required)
Key words :
choosing administration -> content maintenance ->subset, require sld administration rights, sld class names, development objects remain, development objects, reserved names, table names, development component, pre-reserved, queue reason
Related Notes :
| 1113274 | NWDI Name Reservation / Name Reservation Queue in DTR |
| 710315 | New prefix namespace for SAP NetWeaver |