Solution : https://service.sap.com/sap/support/notes/596043 (SAP Service marketplace login required)
Key words :
system displays error message v1331, attached source code corrections, terms v1331 reason, message class vf, higher-level item &, program error, mass processing, billing documents, problem occurs, billing document 2
Related Notes :
| 555930 | Error V1331 when saving a billing document |
| 491760 | Incorrect cumulated conditions in billing document |