How To Fix KA255 - The system cannot determine a unique costing sheet

KA255 - Overview

• Message type: E = Error

• Message class: KA - CO Overhead Costs: Overhead, Accrual Calculation

• Message number: 255

• Message text: The system cannot determine a unique costing sheet

What causes this issue?

No single costing sheet is defined for the processing period. At
least two different costing sheets were assigned.

System Response

The calculation of imputed costs cannot be processed for a selected
period if there is more than one valid costing sheet.

How to fix this error?

Check the assigned costing sheets with the maintenance function for the
validity period and
either change the costing sheets there
or process the calculation of imputed costs only for that part of a
period with only one costing sheet assigned to it.

Error message extract from SAP system. Copyright SAP SE.

KA255 - Details

• The SAP error message KA255, which states "The system cannot determine a unique costing sheet," typically occurs in the context of product costing and is related to the configuration of costing sheets in the system. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Multiple Costing Sheets: The error usually arises when there are multiple costing sheets that could apply to a particular material or cost object, and the system cannot determine which one to use.
  Missing Configuration: The costing sheet may not be properly configured or assigned to the relevant controlling area, company code, or material.
  Costing Variant Issues: The costing variant used may not be correctly set up to reference the appropriate costing sheet.
  Data Inconsistencies: There may be inconsistencies in the master data or configuration settings that lead to ambiguity in determining the costing sheet.
  
  Solutions:
  
  
  Check Costing Sheets: Review the costing sheets defined in the system. Ensure that there is