How To Fix SOAP_RFM_POSI264 - Sales document ID &1 is invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: SOAP_RFM_POSI - SOAP Services for Retail POS Inbound Messages

• Message number: 264

• Message text: Sales document ID &1 is invalid

What causes this issue?

The sales document you have entered is neither a sales order nor a
billing document.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Select a sales document which is either a sales order or a billing
document.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.