How To Fix KU331 - Class &1 &2 contains no object characteristic for the CO area

SAP Error Message - Details

• Message type: E = Error

• Message class: KU - Costing: Rollup

• Message number: 331

• Message text: Class &1 &2 contains no object characteristic for the CO area

What causes this issue?

Summarization can only be carried out within a controlling area. This
means that class &V1& - &V2& must contain reference characteristic &V3&,
which is linked to the controlling area.
Class &V1& - &V2& does not contain the reference characteristic
"Controlling area".

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?

Go into Customizing and set the change classification data for
summarization so that the controlling area is in the rollup class.
If the controlling area is displayed as a generated characteristic of
the class, use the function "Extras - Compare status" to check whether
the status is correctly displayed.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KU331 - Class &1 &2 contains no object characteristic for the CO area ?

  The SAP error message KU331 indicates that a class (specified by &1 and &2) does not contain any object characteristics for the specified Controlling (CO) area. This typically occurs in the context of controlling and cost object management, where the system expects certain characteristics to be defined for a class in order to perform operations related to cost accounting.
  Cause:
  
  Missing Object Characteristics: The class defined in the error message does not have any object characteristics assigned to it for the specified CO area. Object characteristics are essential for the system to identify and manage cost objects effectively.
  Configuration Issues: There may be a configuration issue in the classification system where the class is not properly set up to include the necessary characteristics.
  Data Entry Errors: There might be a mistake in the data entry or assignment of characteristics to the class.
  
  Solution:
  
  
  Check Class Configuration:
  
  Go to the classification system in SAP (Transaction CL02 for changing classes).
  Verify that the class specified in the error message has the necessary object characteristics assigned to it.
  If not, you will need to add the required characteristics to the class.
  
  
  
  Assign Object Characteristics:
  
  If the characteristics are missing, you can create or assign the necessary object characteristics to the class.
  Ensure that the characteristics are relevant to the CO area you are working with.
  
  
  
  Review CO Area Settings:
  
  Check the settings for the CO area in question to ensure that it is correctly configured to work with the class and its characteristics.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources related to classification and object characteristics in CO to ensure that you are following the correct procedures.
  
  
  
  Testing:
  
  After making the necessary changes, perform a test to ensure that the error no longer occurs and that the system behaves as expected.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  CL02: Change Class
  CL03: Display Class
  KOB1: Display Actual Line Items
  
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional guidance.
  User Roles: Ensure that you have the necessary authorizations to make changes to classes and characteristics in the SAP system.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in Controlling and classification.