How To Fix S06838 - &1 aggregates deleted from the database

SAP Error Message - Details

• Message type: E = Error

• Message class: S06 - SAP Netweaver Workload Collector

• Message number: 838

• Message text: &1 aggregates deleted from the database

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message S06838 - &1 aggregates deleted from the database ?

  The SAP error message S06838 indicates that certain aggregates have been deleted from the database. This typically occurs in the context of SAP BW (Business Warehouse) or SAP HANA environments where aggregates are used to optimize query performance by pre-calculating and storing summarized data.
  Cause:
  
  Data Model Changes: Aggregates may be deleted due to changes in the underlying data model, such as changes in InfoObjects, InfoProviders, or transformations.
  Manual Deletion: An administrator or user may have manually deleted the aggregates.
  Data Load Issues: Problems during data loading processes can lead to inconsistencies, prompting the system to delete aggregates.
  System Cleanup: Scheduled jobs or maintenance tasks may have removed aggregates as part of a cleanup process.
  Versioning: If you are working with different versions of the data model, aggregates from an older version may be deleted when a new version is activated.
  
  Solution:
  
  Recreate Aggregates: If aggregates are missing, you can recreate them by running the aggregate generation process again. This can usually be done through the SAP BW administration tools.
  Check Data Model: Review any recent changes made to the data model that might have affected the aggregates. Ensure that all necessary InfoObjects and InfoProviders are correctly defined.
  Review Logs: Check the system logs for any related error messages or warnings that might provide more context on why the aggregates were deleted.
  Data Load Monitoring: Monitor data load processes to ensure they complete successfully without errors that could lead to aggregate deletion.
  Consult Documentation: Refer to SAP documentation or notes related to aggregate management for specific instructions or best practices.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like RSA1 (Data Warehousing Workbench) to manage aggregates and check their status.
  SAP Notes: Look for relevant SAP Notes that might address specific issues related to aggregates and their management.
  Performance Tuning: Regularly review and optimize your data model and aggregates to ensure efficient performance and avoid unnecessary deletions.
  Backup and Recovery: Ensure you have a backup strategy in place for your BW system to recover from unexpected deletions or data loss.
  
  If the issue persists or if you need further assistance, consider reaching out to SAP support or consulting with an SAP BW expert.