How To Fix KI149 - Reverse CO reposting document &2 first

SAP Error Message - Details

• Message type: E = Error

• Message class: KI -

• Message number: 149

• Message text: Reverse CO reposting document &2 first

What causes this issue?

You want to reverse a document.
The corresponding document has already been reposted in CO by document
&V1&.

System Response

How to fix this error?

If the message is an error message, you must reverse the reposting
document.
<DS:TRAN.KB64>Execute</>
If the message is not an error message, check whether the reposting
document is to be reversed nevertheless. Otherwise, reverse only this
document and not the reposting documents in CO.
In Customizing, you can change this message from an error message to a
warning message or a note, or deactivate it. See
<DS:SIMG.SIMG_CFMENUORK3OBA5>"Change message control"</> (work area
"KI", message number "149") in the "General Controlling" Implementation
Guide (IMG).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KI149 - Reverse CO reposting document &2 first ?

  The SAP error message KI149, which states "Reverse CO reposting document &2 first," typically occurs in the context of controlling (CO) when there is an attempt to reverse or adjust a CO reposting document that has already been posted. This error indicates that the system requires the reversal of a specific CO reposting document before any further actions can be taken.
  Cause:
  
  Existing CO Reposting Document: The error arises when there is an attempt to post a new CO reposting or make adjustments to a CO document that is dependent on a previous posting that has not been reversed.
  Document Dependencies: The system enforces a sequence of operations to maintain data integrity. If a reposting document exists, it must be reversed before any new postings can be made.
  
  Solution:
  
  Identify the Document: Check the document number referenced in the error message (&2). This document needs to be located in the system.
  Reverse the Document: Use the appropriate transaction code (such as KB11N for CO reposting) to reverse the identified CO reposting document. Ensure that you have the necessary permissions to perform this action.
  Post New Document: After successfully reversing the required document, you can proceed with your intended CO reposting or adjustment.
  Check for Dependencies: Ensure that there are no other dependent documents that might also need to be reversed.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  KB11N: CO Reposting
  KB12N: Reverse CO Reposting
  
  
  Authorization: Ensure that you have the necessary authorizations to reverse CO documents.
  Documentation: Refer to SAP documentation or your organization's internal guidelines for handling CO postings and reversals.
  Consult with SAP Support: If the issue persists or if you encounter additional complexities, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  By following these steps, you should be able to resolve the KI149 error and proceed with your CO postings as needed.