How To Fix W0129 - The sum of the 3 fields for coupon discount must equal 100

SAP Error Message - Details

• Message type: E = Error

• Message class: W0 - Customizing - ISR

• Message number: 129

• Message text: The sum of the 3 fields for coupon discount must equal 100

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message W0129 - The sum of the 3 fields for coupon discount must equal 100 ?

  SAP Error Message:
  W0129 - The sum of the 3 fields for coupon discount must equal 100
  
  
  Cause:
  This warning message occurs when you are entering or maintaining coupon discount data in SAP (typically in SD - Sales and Distribution or related modules), and the sum of the three percentage fields related to coupon discounts does not add up to exactly 100%.
  In many SAP scenarios involving coupon discounts, the system expects the distribution of the discount across three components (for example, different discount types or categories) to total 100%. If the sum is less than or greater than 100%, the system issues this warning to ensure data consistency and correct discount calculation.
  
  Explanation:
  
  The three fields usually represent the distribution of the total coupon discount into parts (e.g., discount to customer, discount to sales organization, discount to vendor).
  The system requires that these three parts add up to 100% to correctly allocate the discount.
  If the sum