Solution : https://service.sap.com/sap/support/notes/306817 (SAP Service marketplace login required)
Key words :
menu path 'edit -> grouping -> step loop -> variable', choose 'edit -> convert loop -> variable loop', manual actual posting transactions kbxx, menu path 'edit -> loop', additional key words kb11, fixed row number, enter program sapmk23b, select 'layout editor', screen variant sap07, graphical screen painter
Related Notes :
| 397239 | INFO:CO-OM Interface/actual postings/commitment/down payment |