How To Fix RE109 - Error in number assignment: document & already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: RE - Earmarked funds

• Message number: 109

• Message text: Error in number assignment: document & already exists

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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Smart SAP Assistant

• What is the cause and solution for SAP error message RE109 - Error in number assignment: document & already exists ?

  The SAP error message RE109, which states "Error in number assignment: document & already exists," typically occurs in the context of document management within SAP, particularly when dealing with document numbers that are expected to be unique. This error indicates that the system is trying to create or assign a document number that already exists in the database.
  Causes:
  
  
  Duplicate Document Number: The most common cause is that the document number being assigned is already in use. This can happen if the number range for the document type is not set up correctly or if there is a manual entry that conflicts with the automatic number assignment.
  
  
  Number Range Configuration: The number range for the document type may not be properly configured, leading to overlaps or gaps in the number assignment.
  
  
  Document Type Settings: The settings for the specific document type may not allow for the creation of new documents under certain conditions.
  
  
  Concurrency Issues: If multiple users or processes are trying to create documents simultaneously, it may lead to conflicts in number assignment.
  
  
  Solutions:
  
  
  Check Existing Documents: Verify if the document number that is causing the error already exists in the system. You can do this by searching for the document in the relevant transaction or table.
  
  
  Review Number Range Configuration:
  
  Go to the transaction code SNRO (Number Range Objects).
  Find the relevant number range object for the document type in question.
  Check the number range intervals to ensure they are correctly defined and that there are no overlaps.
  
  
  
  Adjust Number Range: If the number range is exhausted or incorrectly set, you may need to extend the number range or adjust the intervals to allow for new document numbers.
  
  
  Check Document Type Settings: Review the configuration for the document type in question to ensure that it is set up correctly and that it allows for the creation of new documents.
  
  
  Use a Different Document Number: If possible, try to use a different document number that does not conflict with existing entries.
  
  
  Consult with SAP Basis or Technical Team: If the issue persists, it may be necessary to involve your SAP Basis or technical team to investigate further, especially if there are underlying issues with the database or system configuration.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SNRO (for number range objects) and SE11 (for data dictionary) to help troubleshoot the issue.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches that could resolve the issue.
  Documentation: Review SAP documentation or help files related to document management and number assignment for best practices and configuration guidelines.
  
  By following these steps, you should be able to identify the cause of the RE109 error and implement a solution to resolve it.