How To Fix MU057 - The material &1 already has an empties BOM for the unit of measure &2

SAP Error Message - Details

• Message type: E = Error

• Message class: MU - Maintenance of structured materials

• Message number: 057

• Message text: The material &1 already has an empties BOM for the unit of measure &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MU057 - The material &1 already has an empties BOM for the unit of measure &2 ?

  The SAP error message MU057 indicates that there is an attempt to create or modify a Bill of Materials (BOM) for a material that already has an existing empties BOM for the specified unit of measure. This typically occurs in the context of managing returnable packaging or containers in SAP.
  Cause:
  The error arises when:
  
  You are trying to create a new empties BOM for a material that already has one defined for the same unit of measure.
  There may be a misunderstanding in the process where the user is unaware that a BOM already exists for that material and unit of measure.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing BOMs:
  
  Use transaction code CS03 (Display BOM) to check if there is already an existing empties BOM for the material and unit of measure in question.
  If a BOM exists, review its details to determine if it meets your requirements.
  
  
  
  Modify Existing BOM:
  
  If the existing BOM is not suitable, you can either modify it using transaction code CS02 (Change BOM) or delete it if it is no longer needed using CS01 (Create BOM) or CS02 (Change BOM) as appropriate.
  
  
  
  Create New BOM with Different UoM:
  
  If you need a different empties BOM, consider creating it for a different unit of measure that does not conflict with the existing BOM.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or your organization's guidelines on managing empties BOMs to ensure compliance with best practices.
  
  
  
  Contact Support:
  
  If you are unsure about the changes or if the issue persists, consider reaching out to your SAP support team or a functional consultant for assistance.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  CS01: Create BOM
  CS02: Change BOM
  CS03: Display BOM
  
  
  BOM Types: Understand the different types of BOMs in SAP, especially those related to packaging and empties.
  Unit of Measure (UoM): Familiarize yourself with how units of measure are defined and managed in your SAP system, as this can affect BOM creation and management.
  
  By following these steps, you should be able to resolve the MU057 error and manage your empties BOMs effectively.