How To Fix UR021 - Internal error - no more sequential numbers for number range subobjects

SAP Error Message - Details

• Message type: E = Error

• Message class: UR -

• Message number: 021

• Message text: Internal error - no more sequential numbers for number range subobjects

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 UR021 - Internal error - no more sequential numbers for number range subobjects ?

  The SAP error message UR021, which states "Internal error - no more sequential numbers for number range subobjects," typically occurs when the system runs out of available numbers in a defined number range for a specific object. This can happen in various scenarios, such as when creating documents, transactions, or other entities that rely on sequential numbering.
  Cause:
  
  Exhausted Number Range: The most common cause is that the defined number range for a specific object has been exhausted. This means that all the numbers in the range have been used up.
  Configuration Issues: There may be issues with the configuration of the number range objects, such as incorrect settings or missing intervals.
  System Errors: Internal errors or bugs in the SAP system can also lead to this message being displayed.
  
  Solution:
  
  
  Check Number Range Configuration:
  
  Go to transaction code SNRO (Number Range Objects).
  Find the relevant number range object associated with the error.
  Check the intervals defined for the number range. Ensure that there are available numbers in the range.
  
  
  
  Extend the Number Range:
  
  If the number range is exhausted, you can extend it by adding new intervals.
  In the SNRO transaction, select the number range object and add a new interval with a higher range.
  
  
  
  Adjust Number Range Assignment:
  
  Ensure that the number range is correctly assigned to the relevant document types or objects.
  If necessary, reassign the number range to ensure it is being used correctly.
  
  
  
  Check for Custom Code:
  
  If there is custom code that manipulates number ranges, review it to ensure it is functioning correctly and not causing the issue.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above steps, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  SNRO: Number Range Objects
  SNUM: Number Range Management
  
  
  Documentation: Review SAP documentation related to number range management for best practices and configuration guidelines.
  Testing: After making changes, perform tests to ensure that the number range is functioning correctly and that the error does not reoccur.
  
  By following these steps, you should be able to resolve the UR021 error and restore the functionality of the affected number range.