How To Fix CK151 - Internal error: Material & & has no lot size

CK151 - Overview

• Message type: E = Error

• Message class: CK - Product Costing Messages

• Message number: 151

• Message text: Internal error: Material & & has no lot size

What causes this issue?

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?

Notify your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CK151 - Internal error: Material & & has no lot size ?

  The SAP error message CK151 indicates that there is an internal error related to the material not having a defined lot size. This can occur during various processes, such as when trying to perform a cost estimate or when executing a material valuation.
  
  Cause:
  
  Missing Lot Size Configuration: The material in question does not have a lot size defined in its material master data. Lot size is essential for determining how quantities are managed and valued in inventory.
  Material Master Data Issues: The material master record may be incomplete or incorrectly configured, particularly in the accounting or purchasing views.
  Costing Variant Issues: The costing variant being used may not be set up correctly to handle the material's lot size requirements.
  Data Inconsistencies: There may be inconsistencies in the data related to the material, such as missing or incorrect entries in the relevant tables.
  
  
  Solution:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03) and