How To Fix AH492 - Reference bases do not match

AH492 - Overview

• Message type: E = Error

• Message class: AH - IS-U billing (master data)

• Message number: 492

• Message text: Reference bases do not match

What causes this issue?

You have used an inadmissible discount key in fact maintenance.
Reference base &v2& of the operand in the facts (quantity, price, amount
, demand) does not match reference base &v3& of the discount.

System Response

How to fix this error?

Choose an appropriate discount key using the input help in the field
<LS>Discount</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AH492 - Reference bases do not match ?

  The SAP error message AH492, which states "Reference bases do not match," typically occurs in the context of financial accounting or controlling when there is a mismatch between the reference bases of different documents or entries. This can happen in various scenarios, such as during the posting of journal entries, when trying to reconcile accounts, or when executing certain financial transactions.
  Causes:
  
  
  Mismatched Reference Bases: The reference bases (such as cost centers, internal orders, or profit centers) in the documents being processed do not align. For example, if you are trying to post a transaction that references a cost center that is not valid for the specified period or does not match the reference of the original document.
  
  
  Incorrect Configuration: There may be configuration issues in the system settings related to the financial modules, such as incorrect assignment of cost elements or profit centers.
  
  
  Data Entry Errors: Manual data entry errors can lead to