How To Fix L9108 - To number may not be less than the currently assigned number

SAP Error Message - Details

• Message type: E = Error

• Message class: L9 - Function Modules

• Message number: 108

• Message text: To number may not be less than the currently assigned number

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message L9108 - To number may not be less than the currently assigned number ?

  The SAP error message L9108 ("To number may not be less than the currently assigned number") typically occurs in the context of number range management, particularly when dealing with document numbers, material numbers, or other entities that require unique identification within SAP.
  Cause:
  This error arises when you attempt to change the number range interval in such a way that the "To" number of the range is set to a value that is less than the currently assigned number. For example, if the current highest number assigned is 1000, and you try to set the "To" number of the range to 999, SAP will throw this error because it violates the integrity of the number range.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Current Assignments: Determine the highest number currently assigned in the number range. You can do this by using transaction code SNRO (Number Range Objects) and checking the specific number range object.
  
  
  Adjust the Number Range: 
  
  If you need to change the number range, ensure that the "To" number is greater than or equal to the highest currently assigned number.
  For example, if the highest assigned number is 1000, you can set the "To" number to 1000 or higher.
  
  
  
  Review Number Range Configuration: 
  
  Go to transaction code SNRO and find the relevant number range object.
  Check the intervals defined for the number range and make necessary adjustments.
  
  
  
  Consult Documentation: If you are unsure about the implications of changing number ranges, consult SAP documentation or your organization's SAP guidelines.
  
  
  Testing: After making changes, test the number range to ensure that it works as expected and that no further errors occur.
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SNRO: To manage number range objects.
  SNUM: To display number range intervals.
  
  
  
  Number Range Management: Understanding how number ranges work in SAP is crucial. Each object that requires unique identification has a number range associated with it, and these ranges must be managed carefully to avoid conflicts.
  
  
  User Authorizations: Ensure that you have the necessary authorizations to change number ranges, as this is often restricted to certain user roles.
  
  
  Backup: Before making changes to number ranges, it is advisable to back up the current configuration or document the existing settings to revert if necessary.
  
  
  By following these steps, you should be able to resolve the L9108 error and manage your number ranges effectively in SAP.