How To Fix RSPLS301 - Cannot use query &1; query has two structures

SAP Error Message - Details

• Message type: E = Error

• Message class: RSPLS - General Messages

• Message number: 301

• Message text: Cannot use query &1; query has two structures

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSPLS301 - Cannot use query &1; query has two structures ?

  The SAP error message RSPLS301 indicates that a query cannot be used because it has two structures. This typically occurs in the context of SAP BW (Business Warehouse) when a query is designed to pull data from multiple InfoProviders or when it is based on multiple data sources that have different structures.
  Cause:
  
  Multiple Structures: The query is based on two different structures, which can happen if the query is designed to pull data from multiple InfoProviders that do not share a common structure.
  Query Design: The query might have been created or modified in a way that it inadvertently includes multiple structures, leading to conflicts in how the data is retrieved and displayed.
  Data Source Issues: If the query is based on a composite provider or a multi-provider that combines different data sources, it may lead to this error if the structures of those sources do not align.
  
  Solution:
  
  Review Query Design: Check the design of the query in the Query Designer. Ensure that it is based on a single structure or that the InfoProviders used are compatible.
  Modify the Query: If the query is intended to pull from multiple sources, consider redesigning it to ensure that it uses a single structure. This may involve:
  
  Creating a new InfoProvider that consolidates the data into a single structure.
  Using a different approach to combine data, such as using a union or join in a composite provider.
  
  
  Check InfoProviders: Verify the InfoProviders being used in the query. Ensure that they have compatible structures and that any key figures or characteristics align properly.
  Consult Documentation: Refer to SAP documentation or help resources for guidance on designing queries that involve multiple InfoProviders or structures.
  
  Related Information:
  
  SAP BW Query Designer: Familiarize yourself with the Query Designer tool, as it allows you to create and modify queries. Understanding how to manage InfoProviders and their structures is crucial.
  Composite Providers: If you are using composite providers, ensure that the underlying data sources are compatible and that the composite provider is set up correctly.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Testing: After making changes, test the query to ensure that it runs without errors and returns the expected results.
  
  By following these steps, you should be able to resolve the RSPLS301 error and successfully run your query in SAP BW.