How To Fix BOM011 - Plant allocation BOM &/&/&, alternative &, already exist

SAP Error Message - Details

• Message type: E = Error

• Message class: BOM - BOMs (2)

• Message number: 011

• Message text: Plant allocation BOM &/&/&, alternative &, already exist

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message BOM011 - Plant allocation BOM &/&/&, alternative &, already exist ?

  The SAP error message BOM011 indicates that there is an issue with the Bill of Materials (BOM) in the system. Specifically, it means that a BOM with the specified plant allocation and alternative already exists in the system. This can occur when you are trying to create or change a BOM for a specific plant and alternative, but a BOM with the same parameters is already present.
  Cause:
  
  Duplicate BOM Entry: The most common cause is that a BOM with the same plant and alternative already exists in the database.
  Incorrect Data Entry: There may have been a mistake in entering the plant or alternative values, leading to an attempt to create a BOM that already exists.
  System Configuration: In some cases, the system configuration may allow for certain combinations that are not intended, leading to conflicts.
  
  Solution:
  
  Check Existing BOMs: Use transaction codes like CS03 (Display BOM) to check if a BOM with the same plant and alternative already exists. If it does, you may need to modify or delete the existing BOM instead of creating a new one.
  Modify Existing BOM: If you need to make changes to the existing BOM, you can use transaction code CS02 (Change BOM) to update the existing record.
  Use Different Alternative: If you need to create a new BOM, consider using a different alternative number that does not conflict with existing entries.
  Consult Documentation: Review the documentation or guidelines for BOM creation in your organization to ensure compliance with naming conventions and data entry standards.
  Check for Authorizations: Ensure that you have the necessary authorizations to create or modify BOMs in the specified plant.
  
  Related Information:
  
  Transaction Codes:
  
  CS01: Create BOM
  CS02: Change BOM
  CS03: Display BOM
  CS11: Display BOM for a specific material
  
  
  BOM Types: Understand the different types of BOMs (e.g., production BOM, sales BOM) and their implications in your organization.
  SAP Notes: Check SAP Notes for any known issues or patches related to BOM management that may address specific scenarios or bugs.
  Training: Consider training sessions or resources on BOM management in SAP to better understand the processes and avoid similar issues in the future.
  
  By following these steps, you should be able to resolve the BOM011 error and manage your BOMs effectively in SAP.