How To Fix PROD_SUBSTN028 - Product and Plant cannot be changed

PROD_SUBSTN028 - Overview

• Message type: E = Error

• Message class: PROD_SUBSTN - Messages for Product Substitution

• Message number: 028

• Message text: Product and Plant cannot be changed

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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PROD_SUBSTN028 - Details

• The SAP error message PROD_SUBSTN028 indicates that a product and plant combination cannot be changed in the context of a specific transaction or process. This error typically arises in scenarios involving product substitution, material master data changes, or during the creation of production orders or purchase orders.
  
  Cause:
  
  Data Integrity Constraints: The product and plant combination may be locked or restricted due to existing transactions or dependencies in the system.
  Configuration Settings: Certain configuration settings in the SAP system may prevent changes to the product or plant once they have been established.
  Status of the Product: The product may be in a status that does not allow changes (e.g., it may be marked as "locked" or "inactive").
  Dependencies: There may be existing dependencies or relationships with other materials, orders, or processes that prevent changes.
  
  
  Solution:
  
  Check Product Status: Verify the status of the product in the material master. Ensure that it is active and not locked for