Solution : https://service.sap.com/sap/support/notes/356196 (SAP Service marketplace login required)
Key words :
additional key words va01, system generates error 8w321, program error, sales order, sales orders, transaction, processing, prerequisites, succession
Related Notes :
| 367041 | AFS V2.5B fixpack #02 including Hot Packages 31-34 |
| 358130 | Error when creating a sales order |