How To Fix CI_DRAFTPRD_MESSAGE577 - The sales unit cannot be changed since the product is used in BOMs

SAP Error Message - Details

• Message type: E = Error

• Message class: CI_DRAFTPRD_MESSAGE -

• Message number: 577

• Message text: The sales unit cannot be changed since the product is used in BOMs

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CI_DRAFTPRD_MESSAGE577 - The sales unit cannot be changed since the product is used in BOMs ?

  The SAP error message CI_DRAFTPRD_MESSAGE577 indicates that you are trying to change the sales unit of a product that is already being used in Bill of Materials (BOMs). This restriction is in place because changing the sales unit could lead to inconsistencies in the BOMs that reference this product.
  Cause:
  The primary cause of this error is that the product in question is linked to existing BOMs, and SAP does not allow changes to the sales unit in such cases to maintain data integrity. The sales unit is a critical attribute that affects how the product is sold and managed in inventory, and changing it could disrupt the relationships defined in the BOMs.
  Solution:
  To resolve this error, you have a few options:
  
  
  Check BOM Usage: Review the BOMs that reference the product. You can do this by using transaction codes like CS03 (Display BOM) to see where the product is used. 
  
  
  Adjust BOMs: If you need to change the sales unit, you will first need to adjust or delete the BOMs that reference the product. This may involve:
  
  Changing the components in the BOM to use a different product.
  Deleting the BOM if it is no longer needed.
  Creating a new BOM with the updated sales unit.
  
  
  
  Change Sales Unit in a Different Context: If the sales unit must be changed, consider creating a new product with the desired sales unit and then updating the BOMs to reference this new product instead.
  
  
  Consult Documentation: Review SAP documentation or consult with your SAP support team for specific procedures related to your organization's configuration and practices.
  
  
  Use Transaction Codes: Utilize transaction codes such as MM02 (Change Material) to make changes to the material master once the BOMs have been adjusted.
  
  
  Related Information:
  
  BOM (Bill of Materials): A BOM is a comprehensive list of materials, components, and assemblies needed to manufacture a product. It defines the relationship between the finished product and its components.
  Material Master: The material master in SAP contains all the information related to a material, including its sales unit, purchasing unit, and other relevant data.
  Data Integrity: Maintaining data integrity is crucial in ERP systems like SAP, as it ensures that all related data remains consistent and accurate across different modules.
  
  If you continue to face issues or if the situation is complex, it may be beneficial to involve your SAP support team or a consultant who can provide tailored assistance based on your specific system configuration and business processes.