How To Fix M3222 - Valuation type cannot be changed (valuated stock already exists)

M3222 - Overview

• Message type: E = Error

• Message class: M3 - Material Master

• Message number: 222

• Message text: Valuation type cannot be changed (valuated stock already exists)

What causes this issue?

You have attempted to change the valuation type of the material.
Different valuation types normally mean that different prices can be
posted to different G/L accounts.
Since valuated stock of the material already exists, it is not possible
to change the valuation type in this case.

How to fix this error?

First post a goods issue for the existing valuated stock, then change
the valuation type, and finally post a goods receipt for the stock.

Error message extract from SAP system. Copyright SAP SE.

M3222 - Details

• The SAP error message M3222 ("Valuation type cannot be changed (valuated stock already exists)") typically occurs when you attempt to change the valuation type of a material that already has valuated stock in the system. This is a common issue in inventory management and material master data management.
  
  Cause:
  The error arises because the valuation type is a key attribute in the material master that determines how the stock is valued. If there is already stock that has been valuated under the current valuation type, SAP does not allow you to change it to a different valuation type. This is to maintain data integrity and ensure that financial records remain accurate.
  
  Solution:
  To resolve this error, you can consider the following approaches:
  
  
  Check Existing Stock: Before attempting to change the valuation type, check if there is any existing valuated stock for the material. You can do this by using transaction codes like MB52 (List Warehouse