Solution : https://service.sap.com/sap/support/notes/187068 (SAP Service marketplace login required)
Key words :
additional key words sd/fi-ca interface, system generates error message >r101 'contract account, line item data--> billing document, sd order individually, header data --> accounting, affected order item, contract account field, contract accounts exist, contract account, contract accounts
Related Notes :
189802 | VA01 no contract account although SD/FI-CA active |
186845 | VA01-VA03 contract account names not displayed |
183322 | Collective note IS-T 1.2 - Add-on patch 015 |
183321 | Collective note f. IS-U/CCS 1.2 - add-on patch 015 |