Solution : https://service.sap.com/sap/support/notes/181328 (SAP Service marketplace login required)
Key words :
additional key words co01, prerequisites solution implement notes 174538, include names lcoko1fpb, order header quantity, header quantity, collective order, subordinated order, production order, process order, symptom change
Related Notes :
174988 | Technical note: CO_ZF_ORDER_UNIT_CONVERSION |
174538 | CO40: Incorrect order quantities in collective order |