Message type: E = Error
Message class: SE - Dienstleistungen Stammdaten Leistungsposition
Message number: 464
Message text: Negative quantities not allowed in service-based invoice verification
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SE464
- Negative quantities not allowed in service-based invoice verification ?The SAP error message SE464 "Negative quantities not allowed in service-based invoice verification" typically occurs during the invoice verification process in SAP when you are trying to process an invoice that contains negative quantities for service-based items. This is a validation error that prevents the posting of the invoice because negative quantities are not permissible in this context.
Cause: Negative Quantity Entry: The most common cause is that the invoice being processed has line items with negative quantities. This can happen if there was an error in data entry or if the invoice is meant to reverse a previous invoice but is not set up correctly. Service-Based Invoice: The error specifically pertains to service-based invoices, which are typically linked to service purchase orders. In this case, the system expects positive quantities for services rendered.
Configuration Issues: There may be configuration settings in the system that do not allow negative quantities for certain types of
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