How To Fix T8084 - Reference currency changed, data will be inconsistent!

SAP Error Message - Details

• Message type: E = Error

• Message class: T8 - Analysis system evaluations

• Message number: 084

• Message text: Reference currency changed, data will be inconsistent!

What causes this issue?

You have changed the reference currency but have already specified
exchange rates for this currency.

System Response

The exchange rates already entered are now interpreted with the new
reference currency.

How to fix this error?

If the exchange rates of the other currencies do not correspond to the
new reference currency, adjust the entries.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message T8084 - Reference currency changed, data will be inconsistent! ?

  The SAP error message T8084, which states "Reference currency changed, data will be inconsistent," typically occurs when there is a change in the reference currency settings in the system. This can lead to inconsistencies in financial data, especially if transactions have already been recorded in the previous reference currency.
  Cause:
  
  Change in Currency Settings: The reference currency for a company code or controlling area has been changed after transactions have already been posted.
  Data Migration or Configuration Changes: During data migration or system configuration changes, the reference currency might have been altered without proper adjustments to existing data.
  Inconsistent Currency Settings: Different settings in related modules (like FI, CO, etc.) can lead to inconsistencies if they are not aligned.
  
  Solution:
  
  Review Currency Settings: Check the currency settings in the configuration for the company code or controlling area. Ensure that the reference currency is set correctly and consistently across all relevant modules.
  Data Consistency Check: Run a consistency check on the financial data to identify any inconsistencies caused by the currency change. This can often be done using transaction codes like OB08 for currency settings or S_ALR_87012357 for financial reports.
  Repost Transactions: If necessary, repost transactions in the correct reference currency to ensure that all financial data is consistent.
  Consult Documentation: Refer to SAP documentation or notes related to currency changes for specific guidance on handling this error.
  Engage SAP Support: If the issue persists or if you are unsure about the steps to take, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OB08 (for maintaining exchange rates) and OBY6 (for defining currencies).
  SAP Notes: Check SAP Notes for any known issues or patches related to currency changes and the T8084 error.
  Testing: Before making changes in a production environment, test the changes in a development or quality assurance environment to ensure that they do not lead to further issues.
  
  By following these steps, you should be able to address the T8084 error and ensure that your financial data remains consistent and accurate.