How To Fix KW320 - Select a function from the function hierarchy

KW320 - Overview

• Message type: E = Error

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

• Message number: 320

• Message text: Select a function from the function hierarchy

What causes this issue?

You did not select a function of the function tree but a text, for
example.

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?

Select a function specified in the function tree.

Error message extract from SAP system. Copyright SAP SE.

KW320 - Details

• The SAP error message KW320, which states "Select a function from the function hierarchy," typically occurs in the context of using the SAP system's functionality related to the configuration of certain modules, such as SAP Controlling (CO) or SAP Product Costing.
  
  Cause:
  The error usually arises when a user attempts to execute a function or transaction that requires selecting a specific function from a predefined hierarchy, but the selection is either missing or incorrect. This can happen due to:
  
  Missing Selection: The user has not selected a function from the hierarchy.
  Incorrect Navigation: The user may have navigated incorrectly within the function hierarchy.
  Authorization Issues: The user may not have the necessary authorizations to access certain functions within the hierarchy.
  
  Configuration Issues: There may be issues with the configuration of the function hierarchy itself, such as missing entries or incorrect settings.
  
  
  Solution:
  To resolve the KW320 error, you can take the following steps:
  
  
  Select a Function: Ensure that you