How To Fix 34N621 - System aggregation


SAP Error Message - Details

  • Message type: E = Error

  • Message class: 34N - Messages for AP Configuration Engine

  • Message number: 621

  • Message text: System aggregation

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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).

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Smart SAP Assistant

  • What is the cause and solution for SAP error message 34N621 - System aggregation ?

    The SAP error message 34N621 typically relates to issues with system aggregation in the context of SAP BW (Business Warehouse) or SAP HANA. This error can occur when there are problems with the aggregation of data in the system, which can affect reporting and data analysis.

    Cause:

    The error can be caused by several factors, including:

    1. Data Model Issues: There may be inconsistencies or errors in the data model that prevent proper aggregation.
    2. Data Source Problems: The data source may not be configured correctly, leading to issues in data retrieval and aggregation.
    3. Performance Issues: High data volume or complex queries can lead to performance bottlenecks, causing aggregation to fail.
    4. Configuration Errors: Incorrect settings in the aggregation process or in the InfoProvider can lead to this error.
    5. Missing or Incomplete Data: If the data required for aggregation is missing or incomplete, it can trigger this error.

    Solution:

    To resolve the 34N621 error, you can take the following steps:

    1. Check Data Model: Review the data model for any inconsistencies or errors. Ensure that all necessary fields and relationships are correctly defined.
    2. Validate Data Sources: Ensure that the data sources are correctly configured and that they are providing the expected data.
    3. Monitor Performance: Analyze the performance of the queries and data loads. If necessary, optimize the queries or consider partitioning large datasets.
    4. Review Aggregation Settings: Check the settings for the aggregation process in the InfoProvider. Ensure that they are correctly configured.
    5. Data Quality Check: Perform a data quality check to ensure that all required data is present and complete.
    6. Consult Logs: Review the system logs for any additional error messages or warnings that may provide more context about the issue.
    7. SAP Notes and Support: Check for any relevant SAP Notes or patches that may address known issues related to this error. If the problem persists, consider reaching out to SAP support for further assistance.

    Related Information:

    • SAP BW Documentation: Review the official SAP BW documentation for best practices on data modeling and aggregation.
    • SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
    • Performance Tuning: Consider performance tuning techniques for SAP BW or HANA to improve data processing and aggregation efficiency.

    By following these steps, you should be able to identify the root cause of the 34N621 error and implement a suitable solution.

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