How To Fix M8686 - The total of the partial amounts varies from the invoice amount by & &

SAP Error Message - Details

• Message type: E = Error

• Message class: M8 - Invoice Verification/Valuation

• Message number: 686

• Message text: The total of the partial amounts varies from the invoice amount by & &

What causes this issue?

The total of the partial amounts entered does not match the (total)
gross invoice amount.

System Response

You cannot continue processing this document.

How to fix this error?

Navigate to the header data screen, if necessary, and, in the
'Withholding tax' area of the screen, select the pushbutton to split
the invoice amount.
Check the partial amounts entered and adjust them accordingly, so that
the total of the partial amounts matches the gross invoice amount
entered.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M8686 - The total of the partial amounts varies from the invoice amount by & & ?

  The SAP error message M8686 indicates that there is a discrepancy between the total of the partial amounts and the invoice amount. This typically occurs during the invoice verification process in the Materials Management (MM) module when the system detects that the sum of the partial amounts does not match the total invoice amount.
  Cause:
  
  Data Entry Errors: Incorrect amounts may have been entered for the line items in the invoice.
  Partial Deliveries: If there are multiple deliveries for a single purchase order, the amounts for these deliveries may not have been correctly summed.
  Currency Differences: If there are currency conversions involved, discrepancies may arise due to exchange rate differences.
  Invoice Adjustments: Changes made to the invoice after it has been created can lead to mismatches.
  Tax Calculations: Incorrect tax calculations or entries can also lead to discrepancies.
  
  Solution:
  
  Review Invoice Details: Check the invoice line items and ensure that the amounts entered match the expected values. Verify that the total of the partial amounts equals the invoice amount.
  Check Purchase Order: Ensure that the amounts on the purchase order match the amounts on the invoice. If there are discrepancies, you may need to adjust the purchase order or the invoice.
  Verify Deliveries: If there are multiple deliveries, ensure that the quantities and amounts for each delivery are correctly reflected in the invoice.
  Currency Check: If applicable, verify that the currency conversion rates are correct and that the amounts are being calculated in the correct currency.
  Adjustments: If there have been adjustments made to the invoice, ensure that these adjustments are correctly reflected in the total amount.
  Consult Documentation: Refer to SAP documentation or consult with your SAP support team for specific guidance related to your configuration and version of SAP.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like MIRO (Invoice Verification) to review and correct the invoice.
  SAP Notes: Check for any relevant SAP Notes that may address known issues related to this error message.
  User Exits and BAdIs: If your organization has custom logic implemented, check if any user exits or BAdIs are affecting the invoice processing.
  Testing: After making corrections, test the invoice processing again to ensure that the error does not recur.
  
  If the issue persists after following these steps, it may be beneficial to engage with your SAP support team or consult with an SAP expert for further assistance.