How To Fix KT306 - Controlling area &1 still has number ranges in object &2

SAP Error Message - Details

• Message type: E = Error

• Message class: KT - RK Message Table Maintenance

• Message number: 306

• Message text: Controlling area &1 still has number ranges in object &2

What causes this issue?

You want to delete controlling area &V1&. However, intervals have been
defined for the controlling area.
Object: &V2&
Name: &V3&

System Response

As long as number intervals exist, deletion cannot be executed.

How to fix this error?

Do not delete controlling area &V1&. Alternately, delete the number
intervals for the object:

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KT306 - Controlling area &1 still has number ranges in object &2 ?

  The SAP error message KT306 indicates that there are still number ranges defined for a controlling area in a specific object, which is preventing certain operations from being completed. This typically occurs when you are trying to delete or change a controlling area that still has active number ranges associated with it.
  Cause:
  The error arises when:
  
  You attempt to delete or modify a controlling area that has number ranges assigned to it.
  The controlling area is still in use for certain objects (like cost centers, internal orders, etc.) that require number ranges.
  
  Solution:
  To resolve the KT306 error, you need to follow these steps:
  
  
  Identify the Object: Determine which object (indicated by &2 in the error message) is associated with the controlling area (&1). This could be cost centers, internal orders, etc.
  
  
  Check Number Ranges: 
  
  Go to the transaction code for the specific object (e.g., KS01 for cost centers, KO01 for internal orders).
  Check the number range settings for the controlling area in question.
  
  
  
  Delete or Adjust Number Ranges:
  
  If the number ranges are no longer needed, you can delete them. This is typically done in the configuration settings for the specific object.
  If you need to keep the number ranges, ensure that they are correctly configured and that they are not being used by any active records.
  
  
  
  Use Transaction Codes:
  
  For cost centers: Use transaction OKB9 to manage number ranges for cost centers.
  For internal orders: Use transaction KOB1 to check and manage internal order number ranges.
  
  
  
  Check Dependencies: Ensure that there are no dependencies or active records that are still using the number ranges. You may need to archive or delete these records if they are no longer needed.
  
  
  Re-attempt the Operation: Once you have cleared the number ranges or ensured they are not in use, you can re-attempt the operation that triggered the error.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for managing controlling areas and number ranges.
  Documentation: Refer to SAP documentation for detailed steps on managing number ranges and controlling areas.
  Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting the SAP community for further assistance.
  
  By following these steps, you should be able to resolve the KT306 error and proceed with your intended operations in SAP.