How To Fix M8_2402 - Correct the tax bases and amounts

SAP Error Message - Details

• Message type: E = Error

• Message class: M8_2 - Logistics Invoice Verification

• Message number: 402

• Message text: Correct the tax bases and amounts

What causes this issue?

During the check of the tax amounts for each tax code, a difference was
discovered between the amounts entered and the amounts calculated by the
system.

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?

Correct the tax bases and amounts. To do so, choose the tab page "Tax".

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 M8_2402 - Correct the tax bases and amounts ?

  The SAP error message M8_2402, which states "Correct the tax bases and amounts," typically occurs during the processing of a transaction that involves tax calculations, such as when creating or posting an invoice, goods receipt, or other financial documents. This error indicates that there is a discrepancy in the tax bases or amounts that need to be corrected before the transaction can be completed.
  Causes:
  
  Incorrect Tax Configuration: The tax codes or tax rates may not be set up correctly in the system.
  Mismatched Tax Amounts: The tax amounts calculated do not match the expected values based on the tax base.
  Currency Issues: If the transaction involves multiple currencies, discrepancies may arise due to conversion rates.
  Document Inconsistencies: There may be inconsistencies in the document itself, such as incorrect item values or tax codes.
  Master Data Issues: The vendor or customer master data may have incorrect tax information.
  
  Solutions:
  
  Review Tax Configuration: Check the tax codes and rates in the system to ensure they are set up correctly. This includes verifying the tax jurisdiction and ensuring that the correct tax type is being applied.
  Verify Document Details: Go through the transaction document to ensure that all amounts, tax codes, and item values are entered correctly. Make sure that the tax base is correctly calculated based on the item prices.
  Check Currency Settings: If the transaction involves multiple currencies, ensure that the currency conversion rates are correct and that the tax amounts are calculated based on the correct currency.
  Update Master Data: Review the vendor or customer master data for any incorrect tax information. Make necessary corrections to ensure that the tax information is accurate.
  Use Tax Simulation: If available, use the tax simulation functionality in SAP to see how the tax is being calculated and identify any discrepancies.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on tax configuration and troubleshooting.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like FB60 (Vendor Invoice), FB70 (Customer Invoice), or MIRO (Invoice Verification) to access the relevant documents.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide patches related to tax calculations.
  User Roles: Ensure that you have the necessary permissions to make changes to tax configurations or master data.
  Testing: After making corrections, test the transaction again to ensure that the error is resolved.
  
  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 tax configuration within SAP.