How To Fix KU399 - No characteristics were selected

KU399 - Overview

• Message type: E = Error

• Message class: KU - Costing: Rollup

• Message number: 399

• Message text: No characteristics were selected

What causes this issue?

No characteristics were transferred to the selected function.

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 the desired characteristics before calling up the function.

Error message extract from SAP system. Copyright SAP SE.

KU399 - Details

• The SAP error message "KU399 No characteristics were selected" typically occurs in the context of SAP's classification system, particularly when working with characteristics in the classification of materials or objects. This error indicates that the system expects certain characteristics to be selected or defined, but none have been chosen.
  
  Cause:
  
  No Characteristics Defined: The most common cause is that no characteristics have been assigned to the class or object you are trying to work with.
  Incorrect Class Assignment: The class you are trying to use may not have any characteristics associated with it.
  Selection Criteria: The selection criteria for characteristics may not be set correctly, leading to no characteristics being available for selection.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to view or select certain characteristics.
  
  
  Solution:
  
  
  Check Class Assignment:
  
  Ensure that the class you are working with has characteristics assigned to it. You can do this by navigating to the class in the