How To Fix 29007 - Multiple BOM exists for material &

SAP Error Message - Details

• Message type: E = Error

• Message class: 29 - Bills of Material

• Message number: 007

• Message text: Multiple BOM exists for material &

What causes this issue?

You want to create a variant for the BOM for material &V1&.
A multiple BOM already exists for the material/plant/usage.
A variant can only be created for a material if its BOM only contains
one alternative or if the BOM is already a variant BOM.

How to fix this error?

You have two options:
Enter another material and press ENTER.
Check your entries on the initial screen for the plant and usage.
Cancel the transaction <ZH>Create variant for...</> using function key
F12, so you can correct your entries on the intitial screen. Then
choose the function <ZH>Create variant for...</> again.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 29007 - Multiple BOM exists for material & ?

  The SAP error message 29007, which states "Multiple BOM exists for material &," indicates that there are multiple Bill of Materials (BOMs) defined for a specific material in the system. This can lead to confusion in production planning and execution, as the system does not know which BOM to use for the material in question.
  Cause:
  
  
  Multiple BOMs Defined: The primary cause of this error is that more than one BOM has been created for the same material number. This can happen due to:
  
  Different versions of the BOM for different production scenarios.
  BOMs created for different plants or production lines.
  Errors during data entry or migration processes.
  
  
  
  BOM Status: Sometimes, BOMs may be created but not properly activated or may have different statuses that lead to conflicts.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing BOMs:
  
  Use transaction code CS03 (Display BOM) to view all BOMs associated with the material. You can also use CS12 (BOM Comparison) to compare BOMs if needed.
  Identify the BOMs that exist for the material and their respective plant or usage.
  
  
  
  Determine the Correct BOM:
  
  Decide which BOM should be used for the production process. This may depend on factors like the plant, production version, or specific requirements.
  
  
  
  Delete or Archive Unused BOMs:
  
  If there are BOMs that are no longer needed, you can delete them using transaction code CS02 (Change BOM) or mark them for deletion.
  Ensure that you have the necessary authorizations and that you follow your organization's data management policies.
  
  
  
  Set BOM Usage:
  
  If multiple BOMs are required for different scenarios, ensure that the correct BOM usage is set in the production order or planning process.
  
  
  
  Consult Documentation:
  
  Review any documentation or guidelines your organization has regarding BOM management to ensure compliance with best practices.
  
  
  
  Related Information:
  
  BOM Types: Understand the different types of BOMs (e.g., production BOM, sales BOM, engineering BOM) and their specific uses.
  BOM Versions: Familiarize yourself with how to manage different versions of BOMs, especially if your organization frequently updates BOMs for new products or changes in production processes.
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to BOM management and error message 29007.
  Training: Consider training sessions or resources on BOM management in SAP to better understand how to handle such situations in the future.
  
  By following these steps, you should be able to resolve the error and ensure that the correct BOM is used for your material.