How To Fix KO181 - Overhead key & is not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: KO - Master data for CO orders

• Message number: 181

• Message text: Overhead key & is not valid

What causes this issue?

Overhead key &v1& does not exist.

How to fix this error?

Enter a valid overhead key, or define the following overhead key:
<DS:TRAN.OKOG>Execute_function</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KO181 - Overhead key & is not valid ?

  The SAP error message KO181 indicates that the overhead key specified in a transaction is not valid. This error typically occurs in the context of controlling (CO) modules, particularly when dealing with cost centers, internal orders, or other cost objects where overhead calculations are involved.
  
  Cause:
  
  Invalid Overhead Key: The overhead key you are trying to use does not exist in the system or is not properly configured.
  Master Data Issues: The overhead key may not be assigned to the relevant cost center, internal order, or other controlling objects.
  
  Configuration Issues: The overhead key may not be activated or may not be set up correctly in the system configuration.
  Authorization Issues: The user may not have the necessary authorizations to access the overhead key.
  
  
  Solution:
  
  
  Check Overhead Key: Verify that the overhead key you are using is valid. You can do this by navigating to the relevant configuration settings in SAP:
  
  Use transaction code OKKP to check the