How To Fix KA426 - The overhead rates selected are not used

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 426

• Message text: The overhead rates selected are not used

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message KA426 - The overhead rates selected are not used ?

  The SAP error message KA426, "The overhead rates selected are not used," typically occurs in the context of controlling (CO) when you are trying to post costs or perform a transaction that involves overhead rates, but the system cannot find the appropriate overhead rates for the selected criteria.
  Causes:
  
  Missing Overhead Rates: The overhead rates for the specific cost center, internal order, or project may not be defined in the system.
  Incorrect Configuration: The configuration settings for overhead calculation may not be set up correctly, leading to the system not recognizing the rates.
  Period Issues: The overhead rates may be defined for a different period than the one you are trying to post to.
  Cost Element Issues: The cost elements used in the transaction may not be linked to the overhead calculation.
  Master Data Issues: The master data for the cost center, internal order, or project may not be complete or correctly maintained.
  
  Solutions:
  
  
  Check Overhead Rate Configuration:
  
  Go to the transaction code OKTZ (Overhead Rate) and verify that the overhead rates are defined for the relevant cost centers or internal orders.
  Ensure that the rates are valid for the period you are working in.
  
  
  
  Review Cost Center/Order Master Data:
  
  Use transaction codes like KS03 (Display Cost Center) or KO03 (Display Internal Order) to check the master data for any inconsistencies or missing information.
  
  
  
  Verify Cost Elements:
  
  Ensure that the cost elements used in your transaction are correctly set up for overhead calculation. You can check this in the transaction code KA03 (Display Cost Element).
  
  
  
  Check Period Settings:
  
  Make sure that the posting period is open and that the overhead rates are valid for that period. You can check the period status in transaction code OB52.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation or help files related to overhead calculation to ensure that all necessary steps have been followed.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  OKTZ: Overhead Rate
  KS03: Display Cost Center
  KO03: Display Internal Order
  KA03: Display Cost Element
  OB52: Open and Close Posting Periods
  
  
  
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to overhead rates and the error message KA426.
  
  
  User Forums: Consider visiting SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.