How To Fix FMFG357 - Choose 'reverse confirmation document' function first

SAP Error Message - Details

• Message type: E = Error

• Message class: FMFG - U.S. Federal Government Message Class

• Message number: 357

• Message text: Choose 'reverse confirmation document' function first

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FMFG357 - Choose 'reverse confirmation document' function first ?

  The SAP error message FMFG357, which states "Choose 'reverse confirmation document' function first," typically occurs in the context of the SAP system when dealing with confirmation documents in the framework of production orders, service orders, or similar processes. This error indicates that the system expects you to reverse a confirmation document before proceeding with other actions.
  Cause:
  
  Incorrect Sequence of Actions: The user is trying to perform an action (like posting a new confirmation or making changes) without first reversing an existing confirmation document that needs to be addressed.
  Pending Confirmation: There may be an existing confirmation that has not been reversed or processed, which is preventing further actions.
  System Configuration: There might be specific configurations or settings in the SAP system that enforce this sequence of operations.
  
  Solution:
  
  
  Reverse Confirmation Document:
  
  Navigate to the relevant transaction (e.g., CO11N for confirmations).
  Select the option to reverse the confirmation document. This is usually found in the menu or as a button labeled "Reverse Confirmation" or similar.
  Follow the prompts to complete the reversal process.
  
  
  
  Check for Pending Confirmations:
  
  Review the confirmation documents related to the order or process you are working on. Ensure that all necessary confirmations are either processed or reversed as required.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help files for specific instructions on how to handle confirmation documents in your version of SAP.
  
  
  
  User Training:
  
  Ensure that users are trained on the correct sequence of operations when dealing with confirmation documents to avoid this error in the future.
  
  
  
  Contact Support:
  
  If the issue persists after following the above steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CO11N (Enter Production Order Confirmation) and CO15 (Confirm Production Order).
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or patches that may address the issue.
  User Roles and Permissions: Ensure that the user has the necessary permissions to perform reversals and confirmations in the system.
  
  By following these steps, you should be able to resolve the FMFG357 error and continue with your work in SAP.