How To Fix T1139 - Nominal amount changes only possible after &

SAP Error Message - Details

• Message type: E = Error

• Message class: T1 - Financial instruments

• Message number: 139

• Message text: Nominal amount changes only possible after &

What causes this issue?

Due to the current processing status of this transaction, you can no
longer change the nominal amount with effect from this date.

How to fix this error?

Correct your entry.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message T1139 - Nominal amount changes only possible after & ?

  The SAP error message T1139, which states "Nominal amount changes only possible after &," typically occurs in the context of financial transactions, particularly when dealing with payment processing or invoice adjustments. This error indicates that changes to the nominal amount of a financial document (like an invoice or payment) can only be made after a certain condition or event has occurred, which is usually related to the document's status or the posting period.
  Cause:
  
  Document Status: The document may be in a status that does not allow changes to the nominal amount. For example, if the document has already been posted or if it is in a closed period, changes may be restricted.
  Posting Period: The posting period may be closed, preventing any modifications to financial documents.
  Configuration Settings: There may be specific configuration settings in the SAP system that restrict changes to nominal amounts under certain conditions.
  
  Solution:
  
  Check Document Status: Verify the status of the document you are trying to modify. If it is already posted, you may need to reverse the document or create a new document to reflect the changes.
  Open Posting Period: Ensure that the posting period for the document is open. If it is closed, you may need to open the period (if allowed) or consult with your finance team to determine the best course of action.
  Review Configuration: Check the configuration settings in the SAP system related to financial document processing. This may involve consulting with your SAP administrator or finance team to understand any restrictions in place.
  Use Transaction Codes: If applicable, use transaction codes like FB08 (to reverse a document) or FBRA (to reverse a clearing) to handle the situation appropriately.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance related to the error message and the context in which it occurs.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide additional insights or solutions.
  User Permissions: Ensure that the user has the necessary permissions to make changes to financial documents.
  Training and Support: If this error is common in your organization, consider providing training for users on how to handle financial documents and the implications of changing nominal amounts.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support or your internal IT team for further assistance.