How To Fix FKKINV586 - Tax amount and tax base amount have different positive/negative signs

SAP Error Message - Details

• Message type: E = Error

• Message class: FKKINV - Invoicing in Contract Accounts Receivable and Payable

• Message number: 586

• Message text: Tax amount and tax base amount have different positive/negative signs

What causes this issue?

Within tax grouping &V1& with the other tax code &V2&, the tax amount
and the tax base amount have opposite positive/negative signs.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FKKINV586 - Tax amount and tax base amount have different positive/negative signs ?

  The SAP error message FKKINV586 indicates that there is a discrepancy between the tax amount and the tax base amount in terms of their signs (positive or negative). This typically occurs in the context of invoicing and tax calculations within the SAP system, particularly in the area of contract accounts receivable and payable (FI-CA).
  Cause:
  
  Inconsistent Data Entry: The tax amount and tax base amount may have been entered incorrectly, leading to one being positive and the other being negative.
  Incorrect Tax Configuration: The tax settings in the system may not be configured correctly, causing mismatches in the expected signs of the amounts.
  Manual Adjustments: If manual adjustments were made to either the tax amount or the tax base amount, it could lead to inconsistencies.
  Document Type Issues: Certain document types may have specific rules regarding tax calculations that could lead to this error if not followed correctly.
  
  Solution:
  
  Review Document Entries: Check the invoice or document that triggered the error. Ensure that both the tax amount and tax base amount are entered correctly and have the same sign.
  Check Tax Configuration: Review the tax configuration settings in the SAP system to ensure they are set up correctly. This includes checking tax codes, tax rates, and any relevant settings in the FI-CA module.
  Adjust Amounts: If you find that one of the amounts is incorrect, adjust it to match the sign of the other amount. This may involve correcting the invoice or document.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on handling tax-related errors in your version of SAP.
  Test in a Sandbox Environment: If you are unsure about the changes, consider testing the adjustments in a sandbox environment before applying them to the production system.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like FB60 (Enter Incoming Invoice) or FB70 (Enter Outgoing Invoice) to review and correct invoices.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on tax handling in your version of SAP.
  User Exits and BAdIs: If custom logic is implemented in your SAP system, review any user exits or BAdIs that may affect tax calculations.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in FI-CA for further assistance.