Solution : https://service.sap.com/sap/support/notes/688194 (SAP Service marketplace login required)
Key words :
'display/change data' pushbutton, billing due list entries, billing due list items, billing due list item, terms billing due list, create program template betc_tmpl_dl_get_allowed_ddlb, 'create entry' pushbutton, pc-ui reason, allowed listbox values, attached advance correction
Related Notes :
| 630914 | Regenerating individual objects in a BE application |