How To Fix AJ728 - Discount type and category can only be entered for flat-rate scale prices

AJ728 - Overview

• Message type: E = Error

• Message class: AJ - Billing program

• Message number: 728

• Message text: Discount type and category can only be entered for flat-rate scale prices

What causes this issue?

During outline contract billing, discounts are determined based on total
consumption. These discounts are created in IS-U as flat-rate scale
prices using the master data generator.
During billing, a price amount with a pricing quantity is determined in
the variant <LS>COMPUT50</>. The result is updated as a factor.
The factor is used as a discount factor with variant <LS>LUMSUM02</> in
a subsequent step.

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?

Check your master data template.

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 AJ728 - Discount type and category can only be entered for flat-rate scale prices ?

  The SAP error message AJ728 indicates that there is an issue with the configuration of discount types and categories in relation to flat-rate scale prices. This error typically arises when you are trying to apply a discount type or category that is not compatible with the pricing conditions set for flat-rate scale prices.
  
  Cause:
  
  Incompatible Discount Type/Category: The discount type or category you are trying to use is not allowed for flat-rate scale prices. Flat-rate pricing typically requires specific discount configurations.
  
  Configuration Issues: The pricing procedure or condition records may not be set up correctly to handle discounts for flat-rate pricing.
  Incorrect Condition Records: The condition records for the pricing procedure may not have been maintained properly, leading to this error when trying to apply discounts.
  
  
  Solution:
  
  
  Check Discount Configuration:
  
  Review the discount types and categories that you are trying to apply. Ensure that they are compatible with flat-rate scale prices.
  You can do this by navigating to