How To Fix KU305 - Hierarchy error: & already contained in the hierarchy

SAP Error Message - Details

• Message type: E = Error

• Message class: KU - Costing: Rollup

• Message number: 305

• Message text: Hierarchy error: & already contained in the hierarchy

What causes this issue?

Criterion &v1& already exists in the hierarchy. It may not occur more
than once.

How to fix this error?

Delete your entry.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KU305 - Hierarchy error: & already contained in the hierarchy ?

  The SAP error message KU305, which states "Hierarchy error: & already contained in the hierarchy," typically occurs in the context of SAP's Controlling (CO) module, particularly when dealing with cost center hierarchies or other hierarchical structures.
  Cause:
  This error usually arises when you attempt to add a node (such as a cost center or a profit center) to a hierarchy that already contains that node. The system does not allow duplicate entries in a hierarchy, which is why you receive this error message.
  Solution:
  To resolve the KU305 error, you can follow these steps:
  
  
  Check the Hierarchy Structure:
  
  Navigate to the hierarchy in question and review its structure to confirm whether the node you are trying to add is already present.
  You can do this by using transaction codes like KSH1 (for cost center hierarchy) or KSH2 (for displaying cost center hierarchy).
  
  
  
  Remove Duplicate Entries:
  
  If you find that the node is indeed already part of the hierarchy, you do not need to add it again. If you need to make changes, consider modifying the existing node instead of adding a new one.
  
  
  
  Use the Correct Transaction:
  
  Ensure you are using the correct transaction for the operation you are trying to perform. Sometimes, using the wrong transaction can lead to confusion and errors.
  
  
  
  Check for Hierarchy Changes:
  
  If you are trying to make changes to a hierarchy that is currently in use or has been recently modified, ensure that all changes are properly saved and that the hierarchy is not locked by another user.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to the specific hierarchy you are working with for additional guidance.
  
  
  
  Contact Support:
  
  If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert who can provide more tailored assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for managing hierarchies, such as KSH1, KSH2, KSH3, etc.
  SAP Notes: Check SAP Notes for any known issues or patches related to hierarchy management that might address this error.
  User Permissions: Ensure that you have the necessary permissions to modify the hierarchy, as restrictions can sometimes lead to unexpected errors.
  
  By following these steps, you should be able to identify the cause of the KU305 error and implement a solution to resolve it.