How To Fix NAA698 - There is no billing document UoM for item &2 in customer settlement &1

NAA698 - Overview

• Message type: E = Error

• Message class: NAA - Subsequent settlement (Purchasing)

• Message number: 698

• Message text: There is no billing document UoM for item &2 in customer settlement &1

What causes this issue?

There is no billing unit of measure for item &V2& in customer
settlement &V1&.
Customer settlements - depending on the Customizing settings - do not
necessarily have to have a billing unit of measure. In this document
the unit field is empty, but the quantity has been entered.

System Response

The business volume data cannot be updated.

How to fix this error?

Contact your system administrator, as a program error has probably
occurred.
The condition record has the (internal) number &V3& for rebate
arrangement &V4&.

Error message extract from SAP system. Copyright SAP SE.

NAA698 - Details

• The SAP error message NAA698 indicates that there is an issue with the billing document's unit of measure (UoM) for a specific item in a customer settlement. This error typically arises in the context of billing and settlement processes, particularly in scenarios involving service or product delivery where the unit of measure is critical for accurate billing.
  
  Cause:
  The error can occur due to several reasons:
  
  Missing Unit of Measure: The billing document for the specified item does not have a defined unit of measure in the system.
  
  Configuration Issues: There may be configuration issues in the billing document type or the item category that do not allow for the proper assignment of a unit of measure.
  Data Inconsistencies: There could be inconsistencies in the master data (e.g., material master, customer master) that lead to the absence of a unit of measure.
  Incorrect Settlement Configuration: The settlement configuration for the customer may not be set up