How To Fix KM498 - No costing key has been defined

SAP Error Message - Details

• Message type: E = Error

• Message class: KM - Error messages for Profit Center Accounting

• Message number: 498

• Message text: No costing key has been defined

What causes this issue?

The system cannot find a costing key for quantity-based planning of
goods movements.

System Response

The function cannot be executed.

How to fix this error?

Check the parameters in Customizing in the functions:
<DS:SIMG.SIMG_CFMENUORK18KET3>Define Keys for Accessing Material Cost
Estimates</>
<DS:SIMG.SIMG_CFMENUORK18KET>Assign Costing Key</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KM498 - No costing key has been defined ?

  The SAP error message KM498 ("No costing key has been defined") typically occurs in the context of controlling (CO) and product costing. This error indicates that the system is unable to find a costing key for the relevant cost object, which is necessary for calculating costs.
  Cause:
  
  Missing Costing Key: The most common cause of this error is that a costing key has not been defined for the relevant cost object (e.g., a material, production order, or cost center).
  Configuration Issues: There may be issues in the configuration settings related to costing keys in the controlling module.
  Master Data Issues: The master data for the relevant object may not have been set up correctly, leading to the absence of a costing key.
  Incorrect Transaction: The error may also arise if the transaction being executed does not require a costing key, but the system is expecting one due to configuration settings.
  
  Solution:
  
  
  Define Costing Key:
  
  Go to the configuration settings in SAP (Transaction SPRO).
  Navigate to the relevant area for defining costing keys (e.g., under Controlling > Product Cost Controlling > Cost Object Controlling).
  Ensure that a costing key is defined for the relevant cost object.
  
  
  
  Check Master Data:
  
  Verify the master data for the relevant object (e.g., material master, cost center) to ensure that it includes a valid costing key.
  If necessary, update the master data to include the appropriate costing key.
  
  
  
  Review Configuration:
  
  Check the configuration settings for the controlling area and ensure that all necessary settings related to costing keys are correctly configured.
  Make sure that the costing key is assigned to the appropriate cost elements or cost objects.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for specific guidance on costing keys and their configuration.
  
  
  
  Testing:
  
  After making changes, test the transaction again to ensure that the error has been resolved.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes such as CK11N (Create Cost Estimate), CK40N (Costing Run), or KSB1 (Cost Centers: Actual Line Items) to analyze costing data.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to costing keys and provide additional guidance or patches.
  User Roles and Authorizations: Ensure that the user executing the transaction has the necessary authorizations to access and modify costing keys and related master data.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant specializing in SAP Controlling.