How To Fix BRAIN844 - Specify reference table or reference index


SAP Error Message - Details

  • Message type: E = Error

  • Message class: BRAIN -

  • Message number: 844

  • Message text: Specify reference table or reference index

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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.



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    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.

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Smart SAP Assistant

  • What is the cause and solution for SAP error message BRAIN844 - Specify reference table or reference index ?

    The SAP error message BRAIN844, which states "Specify reference table or reference index," typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA when there is an issue related to the configuration of a data source or when trying to create or modify a query or data model that requires a reference to a specific table or index.

    Cause:

    1. Missing Reference: The error usually indicates that the system is expecting a reference to a table or index that has not been specified. This can happen if the data source or query is not properly configured.
    2. Incorrect Configuration: The data model or query may be incorrectly set up, leading to the system not being able to identify the necessary reference.
    3. Data Source Issues: If the data source is not properly defined or if there are issues with the underlying data model, this error can occur.
    4. Authorization Issues: Sometimes, the user may not have the necessary authorizations to access the required tables or indexes.

    Solution:

    1. Check Configuration: Review the configuration of the data source or query. Ensure that all necessary references to tables or indexes are correctly specified.
    2. Define Reference Table/Index: If you are creating or modifying a query, make sure to explicitly define the reference table or index in the query settings.
    3. Data Source Validation: Validate the data source to ensure it is correctly set up and that all required fields and references are included.
    4. Authorization Check: Ensure that the user has the necessary authorizations to access the required tables or indexes. You may need to consult with your SAP security team to verify this.
    5. Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the configuration of the data source or query you are working with.

    Related Information:

    • 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.
    • SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
    • Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench) or RSRT (Query Monitor) to help troubleshoot and configure your data sources and queries.

    If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.

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