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How To Fix USMD1616 - Model &1: Generated entity type &2 must not be enhanced with rel. &3


SAP Error Message - Details

  • Message type: E = Error

  • Message class: USMD1 - Datenmodel

  • Message number: 616

  • Message text: Model &1: Generated entity type &2 must not be enhanced with rel. &3

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  • 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 USMD1616 - Model &1: Generated entity type &2 must not be enhanced with rel. &3 ?

    The SAP error message USMD1616 typically occurs in the context of SAP Master Data Governance (MDG) when there is an issue with the enhancement of a generated entity type. This error indicates that the entity type you are trying to enhance is not allowed to be modified or enhanced due to certain restrictions.

    Cause:

    1. Generated Entity Type: The entity type mentioned in the error message is a generated type, which means it was created automatically by the system based on the data model and cannot be enhanced directly.
    2. Release Restrictions: The error message specifies that the entity type must not be enhanced with a specific release. This could be due to the fact that the entity type is part of a standard SAP model that is not intended to be modified.
    3. Configuration Issues: There may be configuration settings in the MDG system that prevent enhancements to certain entity types.

    Solution:

    1. Check the Data Model: Review the data model in the MDG configuration to ensure that you are not trying to enhance a generated entity type. If you need to add fields or functionality, consider creating a custom entity type instead.
    2. Use Custom Enhancements: If you need to extend the functionality, consider using the appropriate enhancement techniques provided by SAP, such as BAdIs (Business Add-Ins) or custom fields that can be added without modifying the generated entity type directly.
    3. Review Release Notes: Check the release notes or documentation for the specific version of SAP MDG you are using to understand the limitations and guidelines regarding enhancements to entity types.
    4. Consult SAP Notes: Look for any relevant SAP Notes that might address this specific error or provide guidance on how to handle enhancements in your version of MDG.
    5. Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP Support for assistance, especially if this is impacting your business processes.

    Related Information:

    • SAP MDG Documentation: Review the official SAP documentation for Master Data Governance to understand the architecture and limitations of entity types.
    • Enhancement Framework: Familiarize yourself with the SAP enhancement framework, which provides guidelines on how to extend standard SAP applications without modifying the core code.
    • Community Forums: Engage with the SAP community forums or SAP Community Network (SCN) to see if other users have encountered similar issues and how they resolved them.

    By following these steps, you should be able to address the USMD1616 error and proceed with your enhancements in SAP MDG.

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