How To Fix CE0404 - Document already exists in the SAP System

SAP Error Message - Details

• Message type: E = Error

• Message class: CE0 - B2E [Base] B2B Engineering

• Message number: 404

• Message text: Document already exists in the SAP System

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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Smart SAP Assistant

• What is the cause and solution for SAP error message CE0404 - Document already exists in the SAP System ?

  The SAP error message CE0404, which states "Document already exists in the SAP System," typically occurs when there is an attempt to create a document (such as a financial document, purchase order, or sales order) that has a unique identifier (like a document number) that already exists in the system. This can happen in various modules, including Financial Accounting (FI), Controlling (CO), and Materials Management (MM).
  Causes:
  
  Duplicate Document Entry: The most common cause is that the document you are trying to create has the same document number as an existing document.
  Incorrect Configuration: The number range configuration for the document type may not be set up correctly, leading to conflicts.
  Data Migration Issues: If data has been migrated from another system, there may be duplicate entries that were not properly handled.
  User Error: Users may inadvertently attempt to create the same document multiple times.
  
  Solutions:
  
  Check Existing Documents: Verify if the document you are trying to create already exists in the system. You can do this by searching for the document number in the relevant transaction (e.g., FB03 for financial documents).
  Use a Different Document Number: If the document number is indeed taken, consider using a different number or allowing the system to generate a new one if applicable.
  Review Number Range Configuration: Check the configuration of number ranges for the document type in the relevant module (e.g., FI, MM). Ensure that the number ranges are correctly defined and that there are no overlaps.
  Data Cleanup: If the issue is due to data migration, perform a cleanup of duplicate entries in the system.
  Consult with SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as FB03 (Display Document), ME23N (Display Purchase Order), or VA03 (Display Sales Order) to check for existing documents.
  Number Range Maintenance: You can access number range maintenance through transaction code SNRO or by navigating to the relevant configuration path in SPRO.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches that address known issues.
  
  By following these steps, you should be able to resolve the CE0404 error and prevent it from occurring in the future.