How To Fix K7199 - Repl. type "reference" is only allowed for variable type "Hierarchy"

SAP Error Message - Details

• Message type: E = Error

• Message class: K7 - Messages for Row/Column Structure

• Message number: 199

• Message text: Repl. type "reference" is only allowed for variable type "Hierarchy"

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message K7199 - Repl. type "reference" is only allowed for variable type "Hierarchy" ?

  The SAP error message K7199 indicates that there is an issue with the configuration of a replacement type in the context of a variable in SAP BW (Business Warehouse) or SAP BI (Business Intelligence). Specifically, the error states that the replacement type "reference" is only allowed for variable type "Hierarchy." 
  Cause:
  This error typically occurs when you are trying to use a replacement type that is not compatible with the variable type you have defined. In this case, the "reference" replacement type is being used with a variable that is not of the "Hierarchy" type. The "reference" replacement type is specifically designed to work with hierarchical data structures, and using it with other variable types will trigger this error.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Variable Type: Verify the type of the variable you are using. If it is not a "Hierarchy" type, you will need to either change the variable type to "Hierarchy" or change the replacement type to one that is compatible with the current variable type.
  
  
  Change Replacement Type: If changing the variable type is not feasible, consider using a different replacement type that is compatible with the current variable type. For example, if the variable is a characteristic or a selection variable, you might want to use a different replacement type such as "default value" or "manual entry."
  
  
  Review Hierarchy Settings: If you intend to use a hierarchy, ensure that the hierarchy is correctly defined and activated in your data model. Check the settings in the InfoObject or the hierarchy definition to ensure everything is set up correctly.
  
  
  Test Changes: After making the necessary changes, test the variable in the context of your query or report to ensure that the error is resolved.
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for more details on variable types and replacement types in BW/BI.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they have found.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench) to manage InfoObjects and variables.
  
  By following these steps, you should be able to resolve the K7199 error and ensure that your variables and replacement types are correctly configured in SAP BW/BI.