Solution : https://service.sap.com/sap/support/notes/374844 (SAP Service marketplace login required)
Key words : 
0b additional key words sapbwnews, user-defined validity intervals, user-defined intervals, stock key figures, business content refer, exception aggregation <> sum, record mode 'add', 0b frontend patch 5, 0b backend patch 7, wide ods structures
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