How To Fix C$146 - Assigned number from interval &1 in number range &2 is in critical range

SAP Error Message - Details

• Message type: E = Error

• Message class: C$ -

• Message number: 146

• Message text: Assigned number from interval &1 in number range &2 is in critical range

Self-Explanatory Message

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message C$146 - Assigned number from interval &1 in number range &2 is in critical range ?

  The SAP error message C$146 indicates that a number assigned from a specific number range is in a critical range. This typically means that the number range is nearing its limit, and further assignments may not be possible unless action is taken.
  Cause:
  
  Number Range Exhaustion: The number range defined for a particular object (like documents, orders, etc.) is close to being fully utilized. Each number range has a defined start and end, and when the assigned numbers approach the end, the system raises this warning.
  Configuration Issues: The number range might not be configured correctly, or it may not have been extended to accommodate more numbers.
  High Volume of Transactions: If there is a sudden increase in the volume of transactions that require number assignments, it can quickly deplete the available numbers in the range.
  
  Solution:
  
  
  Extend the Number Range:
  
  Go to the transaction code SNRO (Number Range Objects).
  Find the relevant number range object associated with the error.
  Check the current intervals and extend the number range if necessary. You can add new intervals or increase the upper limit of the existing interval.
  
  
  
  Check for Unused Numbers:
  
  Sometimes, there may be gaps in the number assignments. You can check if there are any unused numbers in the range and consider reusing them if applicable.
  
  
  
  Monitor Usage:
  
  Regularly monitor the usage of number ranges to prevent reaching critical levels. Set up alerts or reports to notify administrators when the usage approaches a certain threshold.
  
  
  
  Review Configuration:
  
  Ensure that the number range is configured correctly and that it aligns with the business requirements. If necessary, consult with your SAP Basis or functional team for best practices.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SNRO: To manage number range objects.
  SNUM: To display number ranges.
  
  
  
  Documentation: Refer to SAP Help documentation for detailed information on managing number ranges and best practices.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues or provide additional guidance related to number range management.
  
  
  By taking these steps, you can resolve the C$146 error and ensure that your number ranges are adequately managed to support ongoing business processes.