How To Fix VCH_L2A_EXPLOSION121 - BOM no. &1 alternative &2 usage &3 on plant &4 is not transition-relevant

SAP Error Message - Details

• Message type: E = Error

• Message class: VCH_L2A_EXPLOSION - VCH Transition Workspace Explosion Errors

• Message number: 121

• Message text: BOM no. &1 alternative &2 usage &3 on plant &4 is not transition-relevant

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message VCH_L2A_EXPLOSION121 - BOM no. &1 alternative &2 usage &3 on plant &4 is not transition-relevant ?

  The SAP error message VCH_L2A_EXPLOSION121 indicates that there is an issue with the Bill of Materials (BOM) in the context of a specific plant and its usage. The message states that the BOM is "not transition-relevant," which typically means that the BOM cannot be used in the current context or for the current operation due to its configuration or status.
  Cause:
  
  BOM Status: The BOM may not be marked as active or relevant for the specific plant or usage. This can happen if the BOM is in a status that does not allow it to be used for production or planning.
  Alternative BOM: The alternative BOM specified may not be set up correctly or may not be valid for the specified usage.
  Plant-Specific Configuration: The BOM may not be configured for the specific plant indicated in the error message.
  Usage Type: The BOM usage type may not match the requirements of the operation being performed (e.g., production, sales, etc.).
  
  Solution:
  
  
  Check BOM Status: Verify the status of the BOM in the BOM master data. Ensure that it is active and relevant for the intended usage and plant.
  
  Use transaction code CS03 to display the BOM and check its status.
  
  
  
  Review Alternative BOMs: If you are using an alternative BOM, ensure that it is correctly defined and active for the specified usage.
  
  Check the alternative BOM settings in the BOM master data.
  
  
  
  Plant Configuration: Ensure that the BOM is correctly assigned to the plant in question. If necessary, create or modify the BOM for the specific plant.
  
  You can use transaction code CS01 to create or CS02 to change the BOM.
  
  
  
  Usage Type Verification: Confirm that the BOM usage type matches the operation you are trying to perform. If the usage is incorrect, you may need to create a new BOM with the correct usage.
  
  
  Consult Documentation: Review SAP documentation or help resources for additional context on BOM configurations and requirements.
  
  
  Related Information:
  
  BOM Master Data: Understanding how BOMs are structured and maintained in SAP is crucial. Familiarize yourself with the different fields and settings in the BOM master data.
  Transaction Codes:
  
  CS01: Create BOM
  CS02: Change BOM
  CS03: Display BOM
  CS11: Display BOM for a material
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to BOMs and this error message.
  
  If the issue persists after checking the above points, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in BOMs and production planning.