How To Fix NR056 - The used buffers were deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: NR - Number ranges

• Message number: 056

• Message text: The used buffers were deleted

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message NR056 - The used buffers were deleted ?

  The SAP error message NR056 ("The used buffers were deleted") typically occurs in the context of number range management. This error indicates that the number range buffers that were being used have been deleted, which can lead to issues when trying to generate or retrieve numbers from a number range.
  Cause:
  
  Buffer Deletion: The buffers for the number range have been deleted, either manually or due to a system process. This can happen if the number range object is reconfigured or if there are issues with the number range management settings.
  System Restart: Sometimes, a system restart or a transport of number range objects can lead to the buffers being cleared.
  Configuration Changes: Changes in the configuration of number ranges or the number range object itself can also lead to this error.
  
  Solution:
  
  
  Reinitialize the Number Range Buffers:
  
  You can reinitialize the number range buffers by using transaction code SNUM. This allows you to reset the buffers for the number range objects.
  Navigate to the relevant number range object and check if the buffers are correctly set up.
  
  
  
  Check Number Range Configuration:
  
  Use transaction code SNRO to check the configuration of the number range object. Ensure that the number range is correctly defined and that the intervals are valid.
  Make sure that the number range is not set to "internal" if you are trying to use it for external number assignment.
  
  
  
  Check for Locks:
  
  Sometimes, locks on the number range can cause issues. Check if there are any locks on the number range object that might be preventing it from functioning correctly.
  
  
  
  System Logs:
  
  Review the system logs (transaction code SM21) for any related errors or warnings that might provide additional context for the issue.
  
  
  
  Transport Issues:
  
  If the error occurred after a transport, ensure that all necessary objects related to the number range were included in the transport request.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error message. There may be patches or updates that can resolve the issue.
  
  
  
  Related Information:
  
  Number Range Management: Understanding how number ranges work in SAP is crucial. Number ranges are used to generate unique identifiers for various objects (e.g., documents, transactions).
  Transaction Codes:
  
  SNRO: Number Range Object Maintenance
  SNUM: Number Range Buffer Management
  SM21: System Log
  
  
  Documentation: Refer to SAP Help documentation for detailed information on number range management and troubleshooting.
  
  If the issue persists after trying the above solutions, it may be necessary to consult with your SAP Basis team or SAP support for further assistance.