How To Fix AC436 - Migrated year-end closing &1 cannot be undone

SAP Error Message - Details

• Message type: E = Error

• Message class: AC - Error messages from Asset Customizing

• Message number: 436

• Message text: Migrated year-end closing &1 cannot be undone

What causes this issue?

You are trying to undo the year-end closing for fiscal year &V1&.
However, the migration from SAP ERP to SAP S/4HANA Finance has already
taken place for this fiscal year.

System Response

Year-end closings of Asset Accounting that were created with SAP ERP and
migrated to SAP S/4HANA Finance can<ZH>not</> be repeated due to the
different architecture.
It is therefore <ZH>not</> possible to open these fiscal years again.

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 AC436 - Migrated year-end closing &1 cannot be undone ?

  The SAP error message AC436, which states "Migrated year-end closing &1 cannot be undone," typically occurs in the context of Asset Accounting (FI-AA) when there is an attempt to reverse or undo a year-end closing process that has already been migrated to the new fiscal year. This error indicates that the year-end closing for the specified fiscal year cannot be reversed due to the migration process.
  Cause:
  
  Year-End Closing Completed: The year-end closing process for the specified fiscal year has been completed and migrated, meaning that the financial data has been finalized and cannot be altered.
  Data Integrity: SAP enforces data integrity rules to ensure that once the year-end closing is finalized, it cannot be undone to prevent inconsistencies in financial reporting.
  Configuration Settings: Certain configuration settings in the Asset Accounting module may prevent the reversal of year-end closings.
  
  Solution:
  
  Check Migration Status: Verify if the year-end closing has indeed been migrated. If it has, you will not be able to undo it.
  Review Configuration: Check the configuration settings in the Asset Accounting module to ensure that they are set up correctly. Consult with your SAP administrator or functional consultant if necessary.
  Consult Documentation: Refer to SAP documentation or notes related to Asset Accounting and year-end closing processes for any specific guidelines or procedures.
  Use Alternative Methods: If you need to make adjustments to the asset values or financial statements, consider using alternative methods such as posting adjustments in the new fiscal year rather than attempting to reverse the year-end closing.
  Seek SAP Support: If you believe that the error is occurring inappropriately or if you need further assistance, consider reaching out to SAP support for guidance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in Asset Accounting, such as:
  
  AS91: Create Old Assets
  AS92: Change Old Assets
  AS93: Display Old Assets
  
  
  Year-End Closing Process: Understand the steps involved in the year-end closing process in SAP, including the necessary checks and balances that need to be performed before finalizing the closing.
  SAP Notes: Look for specific SAP Notes that may address this error or provide additional context on handling year-end closings in Asset Accounting.
  
  By following these steps and understanding the context of the error, you can effectively address the issue related to the AC436 error message in SAP.