How To Fix CK726 - Qty structure type was changed between selection/explosion and costing

CK726 - Overview

• Message type: E = Error

• Message class: CK - Product Costing Messages

• Message number: 726

• Message text: Qty structure type was changed between selection/explosion and costing

What causes this issue?

Between selection/structure explosion of a costing run and costing, or
between two costing phases, the Customizing settings for a
<DS:GLOS.mixed_costing>mixed cost estimate</> were changed.
The selection process uses quantity structure category &V1&, while the
structure explosion uses quantity structure category &V2&.

System Response

The structure cannot be exploded.

How to fix this error?

Change the settings for mixed costing in Customizing or start selection
again.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CK726 - Qty structure type was changed between selection/explosion and costing ?

  The SAP error message CK726 indicates that there is a discrepancy in the quantity structure type between the selection/explosion phase and the costing phase during the costing process. This typically occurs in the context of product costing, where the system expects a consistent quantity structure throughout the costing run.
  
  Cause:
  
  Changes in Master Data: The quantity structure type may have been changed in the material master or BOM (Bill of Materials) after the initial selection/explosion but before the costing run was completed.
  Configuration Changes: Changes in configuration settings related to costing or BOMs can lead to this error.
  Multiple Users: If multiple users are working on the same material or BOM, one user may change the quantity structure while another is processing costing.
  Versioning Issues: If different versions of BOMs or routing are being used, it can lead to inconsistencies.
  
  
  Solution:
  
  Check Master Data: Review the material master, BOM, and routing to ensure that the quantity structure