How To Fix CK256 - No cost field for fixed costs has been defined

SAP Error Message - Details

• Message type: E = Error

• Message class: CK - Product Costing Messages

• Message number: 256

• Message text: No cost field for fixed costs has been defined

What causes this issue?

The <DS:GLOS.cost_rollup>cost rollup</> resulted in a cost element
containing fixed costs that cannot be assigned in
<DS:GLOS.cost_component_structure>cost component structure</> &v2&
because <DS:GLOS.cost_component>cost component</> &v1& was only defined
for variable costs in Customizing.

System Response

The fixed costs for the <DS:GLOS.cost_element>cost element</> can be
neither assigned nor rolled up.

How to fix this error?

Go into Customizing for Product Cost Controlling and do the following:

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Check the definition of cost component &v1& in cost component structure
&v2&.
To take the fixed costs into account, set the <LS>Fixed and variable
costs</> indicator for the cost component.
Check which cost elements are assigned to this cost component.
Call up the cost element itemization for the material costed and for
its BOM components, and check those cost elements that contain fixed
costs.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CK256 - No cost field for fixed costs has been defined ?

  Cause:
  The SAP error message CK256 occurs when there is no cost field defined for fixed costs in the cost component structure.
  Solution:
  To resolve the SAP error message CK256, you need to define a cost field for fixed costs in the cost component structure. Follow the below steps to define a cost field:
  
  Go to transaction code KEPH.
  Select the relevant cost component structure.
  Click on the "Cost Fields" button.
  Select the "Fixed Costs" tab.
  Define a cost field for fixed costs.
  
  Related Information:
  The cost component structure is used to define the cost components that are used in product costing. The cost components are used to calculate the total cost of a product or service. The fixed costs are those costs that do not vary with the level of production or sales. These costs include rent, salaries, and depreciation. Defining a cost field for fixed costs in the cost component structure is essential for accurate product costing.