Solution : https://service.sap.com/sap/support/notes/77109 (SAP Service marketplace login required)
Key words :
additional key words save report data, reporting -> report data -> print/update', select 'create report data', choose 'information system -> drill-, choose 'program -> exec, execute drilldown reports, separate menu option, report data, frame 'background processing', saved data
Related Notes :
| 409812 | Background execution drilldown reports -> transaction codes |