How To Fix M8466 - Cash discount basis cannot be calculated correctly

SAP Error Message - Details

• Message type: E = Error

• Message class: M8 - Invoice Verification/Valuation

• Message number: 466

• Message text: Cash discount basis cannot be calculated correctly

What causes this issue?

You entered an invoice or a credit memo that fulfills all the following
conditions:
Not all items assigned are liable for cash discount
No fixed cash discount amount has been entered
A percentage has been entered for cash discount term 1
A difference exists (manually or automatically accepted)

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

INCLUDE MM_IV_MELDUNGEN OBJECT DOKU ID TX

System Response

The system cannot calculate the correct cash discount basis, since no
information exists on whether the difference is liable for cash
discount and if so how much.

How to fix this error?

In the header enter a fixed cash discount amount to be apportioned
among the items liable for cash discount.
If you switch off the message in Customizing or define it as an
information message or warning message, the system does not take the
difference into account when calculating the cash discount.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M8466 - Cash discount basis cannot be calculated correctly ?

  The SAP error message M8466, which states "Cash discount basis cannot be calculated correctly," typically arises during the processing of invoices or payments when the system is unable to determine the correct basis for calculating cash discounts. This can occur for several reasons, and understanding the cause is essential for resolving the issue.
  Causes:
  
  Incomplete or Incorrect Master Data: The vendor or customer master data may not have the necessary cash discount terms defined correctly.
  Missing or Incorrect Pricing Conditions: The pricing conditions related to cash discounts may not be set up properly in the pricing procedure.
  Document Type Issues: The document type being used may not be configured to allow cash discount calculations.
  Currency Issues: If there are discrepancies in currency settings between the invoice and the payment, it may lead to issues in calculating cash discounts.
  Tax Configuration: Incorrect tax settings can also affect the cash discount calculation, especially if taxes are included in the discount basis.
  Custom Code or Enhancements: If there are custom developments or enhancements in the system, they may interfere with the standard cash discount calculation logic.
  
  Solutions:
  
  Check Master Data: Verify that the vendor or customer master data includes the correct cash discount terms. Ensure that the terms are active and correctly defined.
  Review Pricing Procedure: Check the pricing procedure assigned to the document type. Ensure that the cash discount condition types are included and configured correctly.
  Document Type Configuration: Ensure that the document type being used supports cash discount calculations. You may need to adjust the configuration in the relevant customizing settings.
  Currency Consistency: Ensure that the currency settings are consistent across all related documents (invoices, payments, etc.). If necessary, convert currencies to ensure they match.
  Tax Settings: Review the tax configuration to ensure that it aligns with the cash discount calculation rules. Make sure that taxes are being handled correctly in relation to discounts.
  Debug Custom Code: If there are custom enhancements, debug the code to identify any issues that may be affecting the cash discount calculation.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on cash discount calculations.
  Transaction Codes: Use transaction codes like VK11 (Maintain Condition) to review and adjust pricing conditions, or OBB8 to check document type settings.
  Documentation: Refer to SAP documentation or help guides related to cash discount processing for more detailed information on configuration and troubleshooting.
  
  If the issue persists after checking these areas, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in financial accounting or materials management.