Solution : https://service.sap.com/sap/support/notes/566430 (SAP Service marketplace login required)
Key words :
saplfi_items +cus06 line item list saplfi_items +cus07 line item list saplfi_items +cus08 line item list save, program function code description saplfi_items +cus05 line item list, analogously add function codes '+cus06', screen select tab page 'properties', line item source code, screen choose tab page 'interface', line item display, choose tab page 'fcodes', choose tab page 'method', choose icon 'function code'
Related Notes :
585178 | Line item: Dispute managemt and enhanced documt change III |
570921 | Line item: Dispute Man. and suppl. document change II |