Solution : https://service.sap.com/sap/support/notes/417092 (SAP Service marketplace login required)
Key words :
RFKQST00, Italy, Down Payment, Partial Payment, Withholding tax
Related Notes :
542913 | RFKQST00 - Collective note for error in withholding tax rep. |
489261 | RFKQST00: Syntax Error When Importing SAPSERV files |
313817 | Withholding tax reporting revised: RFKQST00 |
13719 | Preliminary transports to customers (note for customers) |