How To Fix 8X1026 - The number you have selected has already been given to another document

SAP Error Message - Details

• Message type: E = Error

• Message class: 8X1 - Messages for Logistics (Greek Localization)

• Message number: 026

• Message text: The number you have selected has already been given to another document

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 8X1026 - The number you have selected has already been given to another document ?

  The SAP error message 8X1026, which states "The number you have selected has already been given to another document," typically occurs when there is an attempt to use a document number that is already assigned to another document in the system. This can happen in various modules, such as Finance (FI), Sales and Distribution (SD), or Materials Management (MM), where document numbers are unique identifiers.
  Causes:
  
  Duplicate Document Number: The most common cause is that the document number you are trying to use is already assigned to another document in the system.
  Number Range Overlap: If the number ranges for different document types overlap, it can lead to conflicts.
  Manual Entry Error: Users may inadvertently enter a document number that has already been used.
  System Configuration: Incorrect configuration of number ranges in the SAP system can lead to this error.
  Document Type Misconfiguration: If the document type is not set up correctly, it may lead to conflicts in document numbering.
  
  Solutions:
  
  Check Existing Documents: Verify if the document number you are trying to use is already assigned to another document. You can do this by searching for the document in the relevant module.
  Use a Different Number: If the number is already in use, select a different document number that is not currently assigned.
  Review Number Ranges: Check the configuration of number ranges for the document type you are working with. Ensure that there are no overlaps and that the ranges are set up correctly.
  
  You can do this by navigating to the relevant configuration settings in SPRO (SAP Reference IMG) under the respective module.
  
  
  Adjust Document Type Settings: If the document type is misconfigured, you may need to adjust the settings to ensure that it does not conflict with other document types.
  Consult with SAP Basis or Technical Team: If you are unable to resolve the issue, it may be necessary to consult with your SAP Basis or technical team to investigate further and make any necessary adjustments to the system configuration.
  
  Related Information:
  
  Transaction Codes: Depending on the module, you may use different transaction codes to check document numbers or number ranges (e.g., FB03 for viewing financial documents, VA03 for sales documents).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Documentation: Review SAP documentation for the specific module you are working with to understand how document numbering is managed.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.