How To Fix AC195 - Derived area is incorrectly defined

SAP Error Message - Details

• Message type: E = Error

• Message class: AC - Error messages from Asset Customizing

• Message number: 195

• Message text: Derived area is incorrectly defined

What causes this issue?

You have defined the derived area from three real areas. Of the three
you have subtracted two areas and added only one.
The system does not allow for this option.

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?

Specify two areas for addition and only one for subtraction.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AC195 - Derived area is incorrectly defined ?

  The SAP error message AC195, which states "Derived area is incorrectly defined," typically occurs in the context of Asset Accounting (FI-AA) when there is an issue with the configuration of derived areas in asset master records. Derived areas are used to determine how certain values are calculated or derived based on other values in the asset accounting system.
  Causes:
  
  Incorrect Configuration: The derived area may not be properly configured in the system. This could be due to missing or incorrect settings in the asset accounting configuration.
  Inconsistent Data: There may be inconsistencies in the data related to the asset master record, such as missing values or incorrect entries.
  Customizations: If there are custom developments or enhancements in the asset accounting area, they might interfere with the standard processing of derived areas.
  Version Issues: Sometimes, the error can arise due to version mismatches or issues after an upgrade or patch.
  
  Solutions:
  
  Check Configuration: Review the configuration settings for the derived areas in the Asset Accounting module. Ensure that all necessary fields are correctly defined and that there are no missing entries.
  
  Transaction Code: OAYZ (for derived areas configuration)
  
  
  Validate Asset Master Data: Check the asset master data for any inconsistencies or missing information. Ensure that all required fields are filled out correctly.
  
  Transaction Code: AS02 (to change asset master data)
  
  
  Review Custom Code: If there are any custom developments related to asset accounting, review them to ensure they are not causing the issue. You may need to consult with your ABAP developer.
  Consult Documentation: Refer to SAP documentation or notes related to the specific version of your SAP system to see if there are any known issues or patches that address this error.
  SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They may provide specific notes or patches that can resolve the issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as AS01 (Create Asset), AS02 (Change Asset), and OAYZ (Configuration of Derived Areas).
  SAP Notes: Search for SAP Notes related to error AC195 in the SAP Support Portal. These notes may provide additional insights or solutions.
  Testing: After making changes, ensure to test the asset transactions to confirm that the error has been resolved.
  
  By following these steps, you should be able to identify and resolve the issue related to the AC195 error message in SAP.