How To Fix VMP_MSG157 - BOM for material &1 with alternative &2 doesn't exist in the system

SAP Error Message - Details

• Message type: E = Error

• Message class: VMP_MSG - VMP Message Manager

• Message number: 157

• Message text: BOM for material &1 with alternative &2 doesn't exist in the system

What causes this issue?

An existing MBOM for a material that is associated with a planning scope
alternative is not found in SAP ERP when you start a planning session.
This could have occurred due to any of the following reasons:
BOM is deleted from the database using transaction (cs02)
BOM is not valid for the engineering change number(ECN) specified in the
planning scope alternative

System Response

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

How to fix this error?

If the BOM is deleted from the database, then perform the following:
In the Edit Planning Scope screen, remove the BOM from the Planned BOMs
tab page.
Choose Save and Start Planning.
If the BOM is not valid for the ECN, change the ECN to a valid date such
that the BOM is valid for it.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message VMP_MSG157 - BOM for material &1 with alternative &2 doesn't exist in the system ?

  The SAP error message VMP_MSG157 indicates that the Bill of Materials (BOM) for a specific material (denoted as &1) with an alternative BOM (denoted as &2) does not exist in the system. This error typically arises in scenarios where the system is trying to access or process a BOM that has not been defined or is not available for the specified material and alternative.
  Causes:
  
  Missing BOM: The BOM for the specified material and alternative does not exist in the database.
  Incorrect Material or Alternative BOM Number: The material number or alternative BOM number provided may be incorrect or mistyped.
  BOM Status: The BOM may be inactive or not released for use.
  Plant-Specific BOM: The BOM may not be defined for the specific plant or location being referenced.
  Authorization Issues: The user may not have the necessary permissions to view or access the BOM.
  
  Solutions:
  
  
  Check BOM Existence:
  
  Use transaction code CS03 (Display BOM) to check if the BOM exists for the specified material and alternative.
  Ensure that you are entering the correct material number and alternative BOM number.
  
  
  
  Create or Update BOM:
  
  If the BOM does not exist, you may need to create it using transaction code CS01 (Create BOM).
  If the BOM exists but is not active, you may need to activate or release it.
  
  
  
  Verify Plant Assignment:
  
  Ensure that the BOM is assigned to the correct plant. BOMs can be plant-specific, so check if the BOM is created for the plant you are working with.
  
  
  
  Check User Authorizations:
  
  Ensure that you have the necessary authorizations to view or modify BOMs. If not, contact your SAP security administrator.
  
  
  
  Consult Documentation:
  
  Review any relevant documentation or guidelines within your organization regarding BOM management to ensure compliance with internal processes.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  CS01: Create BOM
  CS02: Change BOM
  CS03: Display BOM
  CS12: Display BOMs for Multiple Materials
  CS11: Display BOM for a Material
  
  
  
  BOM Types: Understand the different types of BOMs (e.g., production BOM, sales BOM, etc.) and their specific uses within your organization.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues or bugs related to BOM processing.
  
  
  Training and Documentation: Consider training sessions or documentation on BOM management within your organization to ensure proper understanding and usage.
  
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.