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

UR021 - Overview

• 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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

UR021 - Details

• 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