How To Fix Q2104 - Query failed

SAP Error Message - Details

• Message type: E = Error

• Message class: Q2 - Messages for Development Classes SDBO and SDBA

• Message number: 104

• Message text: Query failed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message Q2104 - Query failed ?

  The SAP error message Q2104, which states "Query failed," typically occurs in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence) when there is an issue with executing a query in the Query Designer or when running a report. This error can arise from various causes, and here are some common reasons along with potential solutions:
  Causes of Error Q2104
  
  
  Data Source Issues: The underlying data source for the query may be unavailable or not properly configured. This could be due to data extraction issues or problems with the InfoProvider.
  
  
  Query Design Problems: There may be issues in the query design itself, such as incorrect filters, aggregations, or calculations that lead to the query failing to execute.
  
  
  Authorization Issues: The user executing the query may not have the necessary authorizations to access the data or execute the query.
  
  
  Performance Issues: If the query is too complex or if there is a large volume of data being processed, it may time out or fail due to performance constraints.
  
  
  System Configuration: There may be configuration issues in the BW system or the underlying database that affect query execution.
  
  
  Transport Issues: If the query was recently transported from one system to another, there may be inconsistencies or missing objects.
  
  
  Solutions to Error Q2104
  
  
  Check Data Source: Verify that the data source (InfoProvider) is active and that the data is loaded correctly. You can check the data in the InfoProvider to ensure it is available.
  
  
  Review Query Design: Open the query in Query Designer and review the design for any errors. Check filters, variables, and calculations to ensure they are set up correctly.
  
  
  Authorization Check: Ensure that the user has the necessary authorizations to execute the query. You can check this in the user roles and authorizations.
  
  
  Performance Optimization: If the query is complex, consider simplifying it or optimizing it for better performance. You can also check for any performance issues in the BW system.
  
  
  System Configuration: Review the system configuration and ensure that all necessary components are correctly set up. This includes checking the database connections and settings.
  
  
  Transport Validation: If the query was transported, validate that all necessary objects were transported correctly and that there are no missing dependencies.
  
  
  Check Logs: Look at the system logs (transaction SLG1) for more detailed error messages that can provide additional context on why the query failed.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  Related Information
  
  Transaction Codes: You may use transaction codes like RSA1 (Data Warehousing Workbench) to check InfoProviders and data loads, or RSRT (Query Monitor) to test and analyze queries.
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have encountered similar issues.
  Documentation: Refer to SAP documentation for best practices in query design and performance tuning.
  
  If the issue persists after trying the above solutions, it may be beneficial to involve your SAP Basis or BW team for further investigation.