How To Fix FKKBIX631 - Enter a unit for the reference field of the basis of the condition

FKKBIX631 - Overview

• Message type: E = Error

• Message class: FKKBIX - Conv.Inv.: Billing (Invoice Preprocessing)

• Message number: 631

• Message text: Enter a unit for the reference field of the basis of the condition

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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FKKBIX631 - Details

• The SAP error message FKKBIX631, which states "Enter a unit for the reference field of the basis of the condition," typically occurs in the context of pricing or condition records in SAP, particularly when dealing with condition types that require a unit of measure (UoM) for the basis of the condition.
  
  Cause:
  This error usually arises due to one of the following reasons:
  
  
  Missing Unit of Measure: The condition record you are trying to create or modify does not have a unit of measure specified for the reference field. This is often required for conditions that are based on quantities or amounts.
  
  
  Incorrect Configuration: The configuration of the condition type may not be set up correctly to handle units of measure, or the relevant fields may not be properly defined in the pricing procedure.
  
  
  Data Entry Error: There may be a simple oversight where the user forgot to enter the unit of measure in the