How To Fix 56109 - Change in posting past

SAP Error Message - Details

• Message type: E = Error

• Message class: 56 - HR TRAVEL: Messages for Trip Costs Dialog

• Message number: 109

• Message text: Change in posting past

What causes this issue?

You want to change a trip which has already been posted.

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

If you carry out the change, the transfer program will start
adjustment posting.

System Response

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 56109 - Change in posting past ?

  The SAP error message 56109, "Change in posting past," typically occurs when there is an attempt to change a document or posting that has already been finalized or posted in the past. This error is common in financial transactions, where the system restricts changes to ensure data integrity and compliance with accounting principles.
  Cause:
  
  Posting Date: The posting date of the document is in a closed period. SAP restricts changes to documents that belong to periods that have already been closed.
  Document Status: The document may have already been cleared or settled, making it immutable.
  Configuration Settings: The system may have been configured to prevent changes to historical data to maintain audit trails.
  
  Solution:
  
  Check Posting Period: Verify the posting date of the document. If it falls within a closed period, you may need to open the period temporarily (if allowed) or create a new document to correct the error.
  Use a New Document: Instead of changing the existing document, consider creating a new document that reflects the necessary changes. This is often the recommended approach in financial transactions.
  Consult with Finance Team: If you are unsure about the implications of changing historical data, consult with your finance or accounting team to ensure compliance with internal policies and regulations.
  Authorization: Ensure you have the necessary authorizations to make changes to documents. Sometimes, restrictions are in place based on user roles.
  Transaction Codes: Use appropriate transaction codes for adjustments, such as FB08 (to reverse a document) or FBRA (to reverse a clearing).
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific guidance or patches related to this error message.
  Documentation: Review SAP documentation regarding document posting and period closing procedures to understand the implications of changes to historical data.
  Audit Trail: Be aware that changing historical data can affect audit trails and financial reporting, so it should be done with caution.
  
  If the issue persists or if you need further assistance, consider reaching out to your SAP support team or consulting with an SAP expert.