How To Fix M3449 - Ordering costs require lot size (materials planning)

M3449 - Overview

• Message type: E = Error

• Message class: M3 - Material Master

• Message number: 449

• Message text: Ordering costs require lot size (materials planning)

What causes this issue?

You have selected ordering costs for copying to the profile. However,
they can only be copied if you also specify a lot size (materials
planning) in the profile.

How to fix this error?

Select the lot size on the selection screen.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M3449 - Ordering costs require lot size (materials planning) ?

  The SAP error message M3449, which states "Ordering costs require lot size (materials planning)," typically occurs in the context of materials planning and procurement processes. This error indicates that the system requires a lot size to be defined for the material in question, particularly when ordering costs are involved in the planning process.
  
  Cause:
  
  Missing Lot Size Definition: The material master record for the relevant material does not have a lot size defined. Lot sizes are essential for determining how much of a material should be ordered or produced.
  Incorrect Configuration: The configuration settings in the material master or the related planning parameters may not be set up correctly, leading to the requirement for a lot size not being met.
  Planning Strategy: The planning strategy assigned to the material may require a lot size for the calculation of ordering costs, but it is not defined.
  
  
  Solution:
  
  
  Define Lot Size in Material Master:
  
  Go to the material master