FF004 - Document number was changed; enter a new number

SAP Error Message - Details

• Message type: E = Error

• Message class: FF - FI Function Module Messages

• Message number: 004

• Message text: Document number was changed; enter a new number

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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AnswerBot

• What is the cause and solution for SAP error message FF004 - Document number was changed; enter a new number ?

  The SAP error message FF004: "Document number was changed; enter a new number" typically occurs in the context of financial document processing, particularly when dealing with document numbers in the Financial Accounting (FI) module. This error indicates that the document number you are trying to use has been altered or is no longer valid for the transaction you are attempting to perform.
  Causes:
  
  Manual Changes: The document number may have been manually changed in the system, which is not allowed for certain transactions.
  Document Number Range Issues: The document number you are trying to use may fall outside the defined number range for the document type.
  Document Already Posted: If the document has already been posted or processed, you cannot change the document number.
  Configuration Issues: There may be configuration settings in the document number range that restrict the use of certain numbers.
  
  Solutions:
  
  Enter a New Document Number: The simplest solution is to enter a new document number that adheres to the defined number range for the document type you are working with.
  Check Document Number Ranges: Verify the configuration of document number ranges in the SAP system. You can do this by navigating to the relevant configuration settings in the SAP IMG (Implementation Guide).
  Review Document Status: Ensure that the document you are trying to modify has not already been posted or processed. If it has, you may need to reverse or adjust the document instead of changing the number.
  Consult with SAP Support: If the issue persists, it may be beneficial to consult with your SAP support team or refer to SAP Notes for any known issues or patches related to this error.
  
  Related Information:
  
  Transaction Codes: You may encounter this error while using transaction codes such as FB01 (Post Document), FB50 (G/L Account Document), or others related to financial postings.
  Document Types: Different document types (e.g., invoices, credit memos) may have specific rules regarding document number assignment and changes.
  SAP Notes: Check SAP Notes for any updates or specific fixes related to this error message. You can search for relevant notes in the SAP Support Portal.
  
  Best Practices:
  
  Always ensure that you are using the correct document number format and that it falls within the allowed range.
  Regularly review and maintain your document number ranges to avoid conflicts and errors.
  Train users on the importance of adhering to document number protocols to minimize the occurrence of this error.
  
  By following these guidelines, you should be able to resolve the FF004 error and continue with your financial document processing in SAP.