How To Fix FKKBIX158 - Ext. taxes not active in class &1; generating test data not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: FKKBIX - Conv.Inv.: Billing (Invoice Preprocessing)

• Message number: 158

• Message text: Ext. taxes not active in class &1; generating test data not possible

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message FKKBIX158 - Ext. taxes not active in class &1; generating test data not possible ?

  The SAP error message FKKBIX158 indicates that external taxes are not active for a specific class in the system, which prevents the generation of test data. This error typically arises in the context of financial transactions, particularly when dealing with tax calculations in the SAP system.
  Cause:
  
  External Tax Configuration: The error suggests that the external tax calculation feature is not activated for the specified class (indicated by &1). This could be due to configuration settings in the SAP system.
  Missing Tax Configuration: The relevant tax codes or tax calculation procedures may not be set up correctly for the class in question.
  System Settings: The system may not be configured to handle external tax calculations, which can occur if the necessary modules or settings are not enabled.
  
  Solution:
  
  
  Activate External Taxes:
  
  Go to the configuration settings in SAP (usually through SPRO).
  Navigate to the relevant area for tax configuration (e.g., Financial Accounting > Tax on Sales/Purchases).
  Ensure that external tax calculation is activated for the class indicated in the error message.
  
  
  
  Check Tax Codes:
  
  Verify that the tax codes used in the transaction are correctly defined and linked to the appropriate tax calculation procedures.
  Ensure that the tax codes are active and applicable for the relevant country or region.
  
  
  
  Review Class Configuration:
  
  Check the configuration for the specific class mentioned in the error message. Ensure that it is set up to handle external taxes.
  If necessary, consult with your SAP Basis or configuration team to ensure that all settings are correctly applied.
  
  
  
  Testing:
  
  After making the necessary changes, attempt to generate the test data again to see if the error persists.
  If the issue continues, consider checking the system logs for additional error messages or details that may provide further insight.
  
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Review SAP documentation related to tax configuration and external tax calculation to ensure compliance with best practices.
  Support: If the issue cannot be resolved internally, consider reaching out to SAP support for assistance, providing them with the error message and any relevant configuration details.
  
  By following these steps, you should be able to resolve the FKKBIX158 error and successfully generate test data in your SAP system.