How To Fix KA138 - CO area & not found

KA138 - Overview

• Message type: E = Error

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

• Message number: 138

• Message text: CO area & not found

What causes this issue?

The controlling area entered in the project master does not exist in
table TKA01.

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KA138 - CO area & not found ?

  The SAP error message KA138, which states "CO area & not found," typically occurs in the context of controlling (CO) area-related transactions or reports. This error indicates that the specified controlling area does not exist in the system or is not properly configured.
  Causes:
  
  Non-existent Controlling Area: The controlling area specified in the transaction does not exist in the system.
  Incorrect Configuration: The controlling area may not be properly configured or activated in the system.
  Authorization Issues: The user may not have the necessary authorizations to access the specified controlling area.
  Data Entry Error: There may be a typographical error in the controlling area code entered in the transaction.
  
  Solutions:
  
  
  Verify Controlling Area:
  
  Check if the controlling area exists in the system. You can do this by navigating to the controlling area configuration in SAP (Transaction code: OX19).
  Ensure that the controlling area code is correctly entered in the transaction.
  
  
  
  Check Configuration:
  
  If the controlling area exists, ensure that it is