How To Fix /SCWM/PWR405 - Unit of measurement &1 in PSA assignment not valid for product &2

/SCWM/PWR405 - Overview

• Message type: E = Error

• Message class: /SCWM/PWR -

• Message number: 405

• Message text: Unit of measurement &1 in PSA assignment not valid for product &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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/SCWM/PWR405 - Details

• The SAP error message /SCWM/PWR405 Unit of measurement &1 in PSA assignment not valid for product &2 typically occurs in the context of SAP Extended Warehouse Management (EWM) when there is a mismatch between the unit of measurement (UoM) defined for a product and the UoM being used in the Product Storage Area (PSA) assignment.
  
  Cause:
  
  Mismatch in UoM: The unit of measurement defined for the product in the material master does not match the unit of measurement defined in the PSA assignment.
  Incorrect Configuration: The configuration settings for the product or the storage area may not be set up correctly, leading to inconsistencies.
  Data Inconsistencies: There may be inconsistencies in the data between the product master and the storage area settings.
  
  
  Solution:
  
  
  Check Product Master Data:
  
  Go to the material master data for the product (MM03 transaction) and verify the unit of measurement defined for the product.
  Ensure that the UoM used in the PSA assignment matches