How To Fix RSEC191 - Variable &1 is not a hierarchy node variable for characteristic &2

SAP Error Message - Details

• Message type: E = Error

• Message class: RSEC -

• Message number: 191

• Message text: Variable &1 is not a hierarchy node variable for characteristic &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSEC191 - Variable &1 is not a hierarchy node variable for characteristic &2 ?

  The SAP error message RSEC191 indicates that there is an issue with a variable in a query or report that is expected to be a hierarchy node variable but is not recognized as such for the specified characteristic. This typically occurs in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence) when working with queries that involve hierarchies.
  Cause:
  
  Incorrect Variable Type: The variable defined in the query is not set up as a hierarchy node variable. Hierarchy node variables are specifically designed to work with characteristics that have a hierarchy structure.
  Hierarchy Not Defined: The characteristic for which the variable is being used may not have a hierarchy defined in the data model.
  Variable Configuration: The variable may not be correctly configured in the query designer or may not be linked to the correct characteristic.
  Data Source Issues: The data source or InfoProvider may not support hierarchy nodes for the specified characteristic.
  
  Solution:
  
  
  Check Variable Definition:
  
  Go to the Query Designer and check the definition of the variable. Ensure that it is set as a "Hierarchy Node" variable for the correct characteristic.
  If it is not, you may need to create a new variable or modify the existing one.
  
  
  
  Verify Hierarchy Setup:
  
  Ensure that the characteristic in question has a hierarchy defined in the data model. You can check this in the InfoObject maintenance.
  If there is no hierarchy, you may need to create one or use a different characteristic that has a hierarchy.
  
  
  
  Adjust Query Settings:
  
  In the Query Designer, ensure that the variable is correctly linked to the characteristic and that the settings are appropriate for hierarchy node selection.
  
  
  
  Test the Query:
  
  After making the necessary adjustments, test the query to see if the error persists. If it does, double-check the configuration and the data source.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for more detailed guidance on working with hierarchy node variables and characteristics.
  
  
  
  Related Information:
  
  Hierarchy Node Variables: These are special types of variables that allow users to select nodes from a hierarchy when executing a query.
  Characteristics and Hierarchies: In SAP BW, characteristics can have hierarchies that define relationships between different values (e.g., geographical hierarchies, product hierarchies).
  SAP Notes and Community: Check SAP Notes for any known issues or patches related to this error. The SAP Community forums can also be a valuable resource for troubleshooting and solutions shared by other users.
  
  By following these steps, you should be able to resolve the RSEC191 error and successfully use hierarchy node variables in your SAP queries.