How To Fix FINS_ACDOC_CUST406 - Curr. key of CO area changed to &2: Postings will become inconsistent

FINS_ACDOC_CUST406 - Overview

• Message type: E = Error

• Message class: FINS_ACDOC_CUST - Unified Journal Entry - Customizing

• Message number: 406

• Message text: Curr. key of CO area changed to &2: Postings will become inconsistent

What causes this issue?

You are changing the currency key of controlling area &V3& from &V1& to
&V2&.

System Response

Postings already exist. These postings will become inconsistent.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FINS_ACDOC_CUST406 - Curr. key of CO area changed to &2: Postings will become inconsistent ?

  The SAP error message FINS_ACDOC_CUST406 indicates that there is an inconsistency in the currency key for a controlling (CO) area. Specifically, it means that the currency key for the CO area has changed to a new value (denoted as &2 in the message), which can lead to inconsistencies in postings if not handled properly.
  
  Cause:
  
  Currency Key Change: The primary cause of this error is that the currency key for the controlling area has been changed after some postings have already been made. This can happen due to configuration changes in the system or during a migration process.
  Inconsistent Data: If there are existing postings in the CO area that were made with the old currency key, and then the currency key is changed, it creates a situation where the system cannot reconcile the old postings with the new currency settings.
  
  
  Solution:
  
  Review Currency Configuration: Check the configuration settings for the controlling area to ensure