How To Fix USMD1131 - Activation not possible; active data model &1 already exists


USMD1131 - Overview

  • Message type: E = Error

  • Message class: USMD1 - Datenmodel

  • Message number: 131

  • Message text: Activation not possible; active data model &1 already exists

  • Show details Hide details
  • What causes this issue?

    System settings allow for the existence of only one active data model.

    System Response

    Data model &V2& will not be activated.

    How to fix this error?

    If you require more than one active data model, contact SAP Support.

    Procedure for System Administrators

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


    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message USMD1131 - Activation not possible; active data model &1 already exists ?
    The SAP error message USMD1131 indicates that there is an issue with the activation of a data model in the SAP Master Data Governance (MDG) environment. Specifically, it means that an active data model with the same name already exists, preventing the activation of the new or modified data model.
    
    Cause: The error occurs when you attempt to activate a data model that has the same name as an already active data model. This can happen due to: Attempting to activate a data model that has not been properly deactivated. A naming conflict where two data models share the same identifier. A previous activation process that did not complete successfully, leaving the data model in an active state.
    Solution: To resolve this error, you can follow these steps: Check Active Data Models: Use transaction code MDGIMG or navigate to the relevant configuration area to check the list of active data models. Identify the data model that is currently active and

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