How To Fix MPE_PLAN_RTG_VERS045 - BOM item &1 is unknown

SAP Error Message - Details

• Message type: E = Error

• Message class: MPE_PLAN_RTG_VERS - Manage Production Routing Version

• Message number: 045

• Message text: BOM item &1 is unknown

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 MPE_PLAN_RTG_VERS045 - BOM item &1 is unknown ?

  The SAP error message MPE_PLAN_RTG_VERS045 indicates that a Bill of Materials (BOM) item is unknown or cannot be found in the system. This typically occurs during planning or production processes when the system attempts to access a BOM item that does not exist or is not properly configured.
  Causes:
  
  Missing BOM Item: The BOM item referenced in the error message does not exist in the database.
  Incorrect BOM Configuration: The BOM may not be correctly configured or may have been deleted or archived.
  Incorrect Material Master Data: The material associated with the BOM item may not be set up correctly or may be inactive.
  Versioning Issues: The BOM version being referenced may not be active or may not exist.
  Authorization Issues: The user may not have the necessary permissions to view or access the BOM item.
  
  Solutions:
  
  
  Check BOM Existence:
  
  Use transaction code CS03 (Display BOM) to check if the BOM item exists. Enter the material number and plant to verify.
  If the BOM item does not exist, you may need to create it using transaction code CS01 (Create BOM).
  
  
  
  Verify BOM Configuration:
  
  Ensure that the BOM is correctly configured and that all components are valid.
  Check if the BOM is marked as active and not in a deleted or inactive state.
  
  
  
  Review Material Master Data:
  
  Use transaction code MM03 (Display Material) to check the material master data for the BOM item.
  Ensure that the material is active and has the necessary views maintained.
  
  
  
  Check BOM Version:
  
  If versioning is used, ensure that the correct version of the BOM is being referenced and that it is active.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to access the BOM and related materials.
  
  
  
  Consult with SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  CS01: Create BOM
  CS02: Change BOM
  CS03: Display BOM
  MM03: Display Material
  
  
  BOM Types: Understand the different types of BOMs (e.g., production BOM, sales BOM) and their specific configurations.
  Documentation: Refer to SAP Help documentation for detailed information on BOM management and troubleshooting.
  
  By following these steps, you should be able to identify the cause of the error and implement the appropriate solution.