How To Fix USMD1A021 - Data of change request &1 cannot be undone

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD1A - Messages: Abstraction Layer

• Message number: 021

• Message text: Data of change request &1 cannot be undone

What causes this issue?

See the following messages for the reasons for this error.

System Response

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

How to fix this error?

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 USMD1A021 - Data of change request &1 cannot be undone ?

  The SAP error message USMD1A021, which states "Data of change request &1 cannot be undone," typically occurs in the context of the SAP Master Data Governance (MDG) module. This error indicates that there is an issue with trying to reverse or undo a change request that has already been processed or finalized.
  Cause:
  
  Change Request Status: The change request you are trying to undo may have already been approved or completed. Once a change request reaches a certain status (e.g., "Approved" or "Completed"), it cannot be undone.
  Data Locking: The data associated with the change request may be locked by another process or user, preventing any modifications.
  Business Rules: There may be specific business rules or configurations in place that prevent the undoing of certain types of change requests.
  Technical Issues: There could be underlying technical issues or inconsistencies in the database that are causing the error.
  
  Solution:
  
  Check Change Request Status: Verify the status of the change request. If it is already approved or completed, you will not be able to undo it. You may need to create a new change request to make further modifications.
  Review Business Rules: Check the configuration settings in the MDG system to see if there are any rules that prevent undoing change requests. Adjust these rules if necessary and if you have the appropriate permissions.
  Data Locking: Ensure that the data is not locked by another user or process. You can check for locks using transaction codes like SM12 (for user locks) or SM21 (for system logs).
  Consult Documentation: Refer to SAP documentation or notes related to the specific version of MDG you are using for any known issues or additional troubleshooting steps.
  Contact SAP Support: If the issue persists and you cannot determine the cause, consider reaching out to SAP support for assistance. Provide them with the error message and any relevant details about the change request.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  MDGIMG: For configuration settings in MDG.
  SWI1: To check workflow items related to change requests.
  
  
  SAP Notes: Search for SAP Notes related to error USMD1A021 in the SAP Support Portal for any patches or updates that may address the issue.
  User Permissions: Ensure that you have the necessary permissions to perform actions on change requests in the MDG system.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.