How To Fix O3503 - Table & contains stock, changing the unit of measure group is not allowed

O3503 - Overview

• Message type: E = Error

• Message class: O3 - IS-Oil: HPM messages (goods movements, QCI, deliveries)

• Message number: 503

• Message text: Table & contains stock, changing the unit of measure group is not allowed

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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Smart SAP Assistant

• What is the cause and solution for SAP error message O3503 - Table & contains stock, changing the unit of measure group is not allowed ?

  The SAP error message O3503 indicates that you are trying to change the unit of measure (UoM) group for a material that already has stock in the system. This is a restriction in SAP to prevent inconsistencies in inventory management and valuation.
  
  Cause:
  The error occurs because:
  
  The material in question has stock on hand, and changing the UoM group could lead to discrepancies in how the stock is managed and valued.
  The UoM group is linked to various settings and configurations in SAP, and changing it while stock exists could disrupt these settings.
  
  
  Solution:
  To resolve this error, you have a few options:
  
  
  Clear Stock: 
  
  If possible, you can clear the stock of the material. This can be done by:
  Transferring stock to another location.
  Selling or consuming the stock.
  Performing a stock adjustment to reduce the stock to zero.
  
  
  
  
  
  Change UoM Group Before Stock Entry:
  
  If you anticipate needing to change the UoM group, ensure that you do so before