How To Fix CK728 - Lot size entered ignored by mixed cost estimate

CK728 - Overview

• Message type: E = Error

• Message class: CK - Product Costing Messages

• Message number: 728

• Message text: Lot size entered ignored by mixed cost estimate

What causes this issue?

You have entered a lot size in the request screen.

System Response

The system is aware that a mixed cost estimate is to created for
material &V1& in plant &V2&. In mixed costing however, the lot size is
calculated by the system.
The lot size which you entered is ignored when costing.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CK728 - Lot size entered ignored by mixed cost estimate ?

  The SAP error message CK728 ("Lot size entered ignored by mixed cost estimate") typically occurs during the cost estimate process in SAP, particularly when dealing with mixed cost estimates. This error indicates that the lot size specified for the cost estimate is not being considered due to the nature of the mixed cost estimate.
  
  Cause:
  
  Mixed Cost Estimate: The error arises because mixed cost estimates do not utilize the lot size entered. Instead, they calculate costs based on the components and their respective quantities, regardless of the lot size.
  Costing Variant Settings: The settings in the costing variant may not allow for the consideration of lot sizes in mixed cost estimates.
  Material Master Data: The material master data may not be set up correctly, leading to discrepancies in how lot sizes are handled.
  
  
  Solution:
  
  Review Costing Variant: Check the settings of the costing variant being used. Ensure that it is configured correctly for mixed cost estimates