How To Fix KK688 - Overhead cannot be applied

SAP Error Message - Details

• Message type: E = Error

• Message class: KK -

• Message number: 688

• Message text: Overhead cannot be applied

What causes this issue?

No overheads could be calculated for this cost estimate. Possible
causes:
cost elements incomplete
costing sheet missing
overhead key contains error

System Response

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

How to fix this error?

Check that all the items in the cost estimate are assigned to a cost
element.
Checkt that the master data of the reference objects contains a valid
costing sheet and a valid overhead key.
Go into customizing and check whether the valuation variant valid for
this costing variant contains a valid costing sheet and a valid overhead
key.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KK688 - Overhead cannot be applied ?

  The SAP error message KK688, which states "Overhead cannot be applied," typically occurs in the context of controlling (CO) and product costing. This error indicates that there is an issue with the overhead calculation for a cost object, such as a cost center or internal order. Here are some common causes, solutions, and related information for this error:
  Causes:
  
  Missing Overhead Rates: The overhead rates may not be defined for the relevant cost center or internal order.
  Incorrect Configuration: The configuration settings for overhead calculation may not be set up correctly in the system.
  Cost Object Status: The cost object (e.g., cost center, internal order) may be in a status that does not allow for overhead application.
  Period Closing: The period may be closed, preventing any further overhead calculations.
  Missing Master Data: Required master data (like cost center or internal order) may be incomplete or missing.
  
  Solutions:
  
  Check Overhead Rates: Ensure that the overhead rates are defined and active for the relevant cost centers or internal orders. You can do this in the configuration settings under the controlling area.
  Review Configuration: Verify the configuration settings for overhead calculation in the controlling module. This includes checking the overhead key and its assignment.
  Cost Object Status: Check the status of the cost object to ensure it is open and available for overhead application.
  Open Periods: Make sure that the accounting period is open for posting. If the period is closed, you may need to reopen it or post in a different period.
  Complete Master Data: Ensure that all necessary master data is complete and correctly maintained. This includes checking the validity of cost centers, internal orders, and any related cost elements.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like KS01 (Create Cost Center), KO01 (Create Internal Order), and KSU5 (Display Overhead Rates) to manage and review relevant data.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide additional insights or solutions.
  Documentation: Refer to SAP documentation for detailed guidance on overhead calculation and configuration in the controlling module.
  
  If the issue persists after checking these areas, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in SAP Controlling (CO) for further assistance.