How To Fix FF829 - Cash discount not allowed due to differing calculation rules &1 &2

FF829 - Overview

• Message type: E = Error

• Message class: FF - FI Function Module Messages

• Message number: 829

• Message text: Cash discount not allowed due to differing calculation rules &1 &2

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FF829 - Cash discount not allowed due to differing calculation rules &1 &2 ?

  The SAP error message FF829, which states "Cash discount not allowed due to differing calculation rules &1 &2," typically occurs in the context of financial transactions, particularly when dealing with cash discounts in accounts payable or receivable. This error indicates that there is a mismatch in the calculation rules for cash discounts between the invoice and the payment or between different components of the transaction.
  
  Cause:
  
  Different Calculation Rules: The error arises when the cash discount calculation rules defined in the vendor master data or customer master data do not match the rules applied in the invoice or payment document.
  
  Configuration Issues: There may be inconsistencies in the configuration settings for cash discounts in the SAP system, such as different discount percentages or terms.
  Document Type Differences: The document types used for the invoice and payment may have different settings regarding cash discounts.
  Currency Differences: If the invoice and payment are in different currencies, it