How To Fix NI128 - Document number from (&) must be less than or equal to doc. number to (&)

SAP Error Message - Details

• Message type: E = Error

• Message class: NI - Document index processing

• Message number: 128

• Message text: Document number from (&) must be less than or equal to doc. number to (&)

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message NI128 - Document number from (&) must be less than or equal to doc. number to (&) ?

  The SAP error message NI128 indicates that there is an issue with the document number range in a transaction. Specifically, the error message states that the document number you are trying to enter must be less than or equal to the specified upper limit. This typically occurs in scenarios where you are working with document numbers in financial transactions, such as posting invoices or journal entries.
  Cause:
  
  Document Number Range Issue: The document number you are trying to enter exceeds the defined range for that particular document type. Each document type in SAP has a specific number range defined, and if you attempt to enter a number outside of this range, you will encounter this error.
  Configuration Error: There may be a misconfiguration in the number range settings for the document type you are using.
  Document Type Restrictions: The document type you are using may have specific restrictions or settings that limit the range of acceptable document numbers.
  
  Solution:
  
  Check Document Number: Verify the document number you are trying to enter. Ensure that it falls within the allowed range for the document type you are using.
  Review Number Range Configuration:
  
  Go to the transaction code SNRO (Number Range Objects).
  Find the relevant number range object for the document type you are working with.
  Check the defined number range intervals to ensure that they are set correctly and that the document number you are trying to use is within this range.
  
  
  Adjust Number Range: If necessary, you may need to adjust the number range settings:
  
  If you have the necessary authorizations, you can create a new number range or modify the existing one to accommodate the document numbers you need.
  Ensure that the number range is not locked or restricted for the document type.
  
  
  Consult with SAP Basis or Configuration Team: If you do not have the necessary permissions to change number ranges, consult with your SAP Basis or configuration team to resolve the issue.
  
  Related Information:
  
  Transaction Codes: 
  
  SNRO: To manage number ranges.
  OBAS: To configure document types and their number ranges.
  
  
  Documentation: Refer to SAP Help documentation for detailed information on number range management and document types.
  User Authorizations: Ensure that you have the appropriate authorizations to view and modify number ranges in SAP.
  
  By following these steps, you should be able to resolve the NI128 error and successfully process your document.