How To Fix /ISDFPS/NR028 - Numbers have already been assigned in interval &1 - changes not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISDFPS/NR -

• Message number: 028

• Message text: Numbers have already been assigned in interval &1 - changes not possible

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ISDFPS/NR028 - Numbers have already been assigned in interval &1 - changes not possible ?

  The SAP error message /ISDFPS/NR028 Numbers have already been assigned in interval &1 - changes not possible typically occurs in the context of number range management within SAP, particularly when dealing with number ranges for documents or records in the system. This error indicates that the number range interval specified (denoted by &1) has already been used to assign numbers, and therefore, changes to that interval are not allowed.
  Cause:
  
  Number Range Already Used: The primary cause of this error is that the number range interval you are trying to modify has already been utilized to assign numbers to documents or records. Once numbers are assigned from a range, the system locks that range for further modifications to prevent inconsistencies.
  Incorrect Configuration: There may be an attempt to change the configuration of a number range that is currently in use, which is not permitted.
  
  Solution:
  
  Check Number Range Usage: Verify if the number range interval has been used. You can do this by checking the relevant documents or records that have been created using that number range.
  Avoid Modifying Used Ranges: If the number range has been used, you will need to create a new number range interval instead of modifying the existing one. This can be done in the number range configuration settings.
  Consult with SAP Basis or Functional Team: If you are unsure about the implications of changing number ranges or if you need to make changes, consult with your SAP Basis or functional team. They can provide guidance on how to proceed without causing issues in the system.
  Use Transaction Codes: You can use transaction codes like SNRO (Number Range Objects) to manage number ranges and check their status.
  
  Related Information:
  
  Number Range Object: Each number range is associated with a specific object in SAP. Understanding the object and its configuration is crucial for managing number ranges effectively.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SNRO for number range management, SNUM for number range maintenance, and SE11 for data dictionary objects.
  Documentation: Refer to SAP documentation or help resources for detailed instructions on managing number ranges and understanding the implications of changes.
  
  By following these steps, you should be able to resolve the error and manage your number ranges effectively in SAP.