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How To Fix T8166 - Index &1 is not defined for scenario &2


SAP Error Message - Details

  • Message type: E = Error

  • Message class: T8 - Analysis system evaluations

  • Message number: 166

  • Message text: Index &1 is not defined for scenario &2

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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 T8166 - Index &1 is not defined for scenario &2 ?

    The SAP error message T8166, which states "Index &1 is not defined for scenario &2," typically occurs in the context of SAP's data warehousing or reporting environments, particularly when dealing with InfoProviders, such as InfoCubes or DataStore Objects (DSOs). This error indicates that the system is trying to access an index that has not been defined for the specified scenario.

    Cause:

    1. Missing Index Definition: The index specified in the error message (&1) has not been created or defined for the scenario indicated (&2). This can happen if the index was never set up or if it was deleted or not activated.
    2. Configuration Issues: There may be issues in the configuration of the InfoProvider or the data model that lead to the system not recognizing the index.
    3. Transport Issues: If the system has recently undergone a transport of changes, the index may not have been included in the transport request, leading to its absence in the target system.
    4. Data Model Changes: Changes in the data model or InfoProvider structure may have rendered the index obsolete or invalid.

    Solution:

    1. Check Index Definition: Verify that the index specified in the error message is defined for the scenario. You can do this by navigating to the relevant InfoProvider in the SAP BW system and checking the index settings.
    2. Create or Activate Index: If the index is missing, you may need to create it or activate it. This can typically be done in the Data Warehousing Workbench (transaction RSA1) by going to the InfoProvider and checking the index settings.
    3. Rebuild Index: If the index exists but is not functioning correctly, consider rebuilding it. This can often resolve issues related to corrupted or outdated indexes.
    4. Check Transport Requests: If the issue arose after a transport, ensure that all necessary objects, including indexes, were included in the transport request and that they have been successfully imported into the target system.
    5. Review Data Model Changes: If there have been recent changes to the data model, review those changes to ensure that they are compatible with the existing indexes.

    Related Information:

    • Transaction Codes: Use transaction codes like RSA1 (Data Warehousing Workbench) to manage InfoProviders and indexes.
    • SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
    • Documentation: Refer to SAP documentation for detailed information on managing indexes and InfoProviders in SAP BW.

    If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or BW team for further investigation, as they may have additional tools or insights into the specific configuration of your SAP environment.

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