Solution : https://service.sap.com/sap/support/notes/135162 (SAP Service marketplace login required)
Key words :
update summable key figures, system generates error convt_no_number, +/- sign change depending, system response, convt_no_number reason, program error, +/- sign control, occurs depending, program change, update type
Related Notes :
| 204130 | SIS update: Collective note |
| 161138 | LIS: Update by data transfer: null values |