How To Fix KW318 - The function hierarchy & lacks a valid entry

KW318 - Overview

• Message type: E = Error

• Message class: KW - CO-ABC Activity-Based Costing

• Message number: 318

• Message text: The function hierarchy & lacks a valid entry

What causes this issue?

The function tree &V1& cannot be inserted into the present tree since
it lacks any entry or is in a language other than the one being used
currently.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Please check the entered function tree or choose a valid one.

Error message extract from SAP system. Copyright SAP SE.

KW318 - Details

• The SAP error message KW318, which states "The function hierarchy & lacks a valid entry," typically occurs in the context of SAP Controlling (CO) when there is an issue with the function hierarchy configuration. This error indicates that the system is unable to find a valid entry in the specified function hierarchy, which is necessary for processing certain transactions or reports.
  Causes:
  
  Missing Entries: The function hierarchy may not have been properly defined or may be missing required entries.
  Incorrect Configuration: The configuration settings for the function hierarchy might be incorrect or incomplete.
  Transport Issues: If the function hierarchy was transported from another system, there may have been issues during the transport process that resulted in missing entries.
  Authorization Issues: The user may not have the necessary authorizations to access the function hierarchy.
  
  Solutions:
  
  
  Check Function Hierarchy Configuration:
  
  Go to the configuration settings for the function hierarchy in SAP (Transaction code: OKB9 or SPRO).
  Verify that the hierarchy is