How To Fix CK421 - Select at least one option for automatic/additive costing

CK421 - Overview

• Message type: E = Error

• Message class: CK - Product Costing Messages

• Message number: 421

• Message text: Select at least one option for automatic/additive costing

What causes this issue?

You have not set either the <ls>Automatic cost estimate</> or the
<ls>Additive cost estimate</> indicators.

System Response

The system cannot select cost estimates for the above selection
criteria, for example plant, material number and costing variant.

How to fix this error?

Set at least one of the two indicators.
Several cost estimates may exist for the selection criteria entered
above (automatic or additive cost estimate). By setting one or both of
these indicators you can determine which existing cost estimates the
system is to select.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CK421 - Select at least one option for automatic/additive costing ?

  The SAP error message CK421, which states "Select at least one option for automatic/additive costing," typically occurs in the context of cost estimation in SAP, particularly when using the CK40N transaction for cost estimates. This error indicates that the system requires you to select at least one of the costing options available for the process you are trying to execute.
  
  Cause:
  The error is caused by not selecting any of the costing options available in the cost estimate screen. The system expects you to choose at least one option for either automatic costing or additive costing, which are essential for the cost estimation process.
  
  Solution:
  To resolve the CK421 error, follow these steps:
  
  
  Open the Cost Estimate Screen: Navigate to the transaction where you encountered the error (e.g., CK40N).
  
  
  Select Costing Options:
  
  Look for the section where you can select costing options.
  You will typically see checkboxes or radio buttons for options like "Automatic Costing" and "Additive Costing."
  Ensure