Solution : https://service.sap.com/sap/support/notes/878753 (SAP Service marketplace login required)
Key words :
assigned support packages correct, start transaction mb5b, time consuming checks, time consuming authorization, maintain selection variants, terms mb5b, entry checks, missing authorization, required authorization, selection screen
Related Notes :
| 599218 | MB5B: Composite SAP Note for Release >= 4.0B 03/2004 |