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How To Fix MILL_MM_OB026 - Lowest expansion level reached


MILL_MM_OB026 - Overview

  • Message type: E = Error

  • Message class: MILL_MM_OB - Original Batch

  • Message number: 026

  • Message text: Lowest expansion level reached

  • Show details Hide details


  • 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.


MILL_MM_OB026 - Details

  • The SAP error message MILL_MM_OB026: "Lowest expansion level reached" typically occurs in the context of material requirements planning (MRP) or production planning processes. This error indicates that the system has reached the lowest level of a bill of materials (BOM) or a production order, and it cannot expand further to find additional components or materials needed for production.
    Causes:
    
    BOM Structure Issues: The BOM may not be correctly structured, or there may be missing components at the lowest level.
    Incorrect MRP Settings: MRP settings may not be configured correctly, leading to issues in how the system processes the BOM.
    Data Inconsistencies: There may be inconsistencies in the master data, such as material master records or BOM records.
    Circular References: There could be circular references in the BOM that prevent the system from processing it correctly.
    Missing Components: The components required for production may not be available or may not be defined in the BOM.
    
    Solutions:
    
    Check BOM Structure:

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