How To Fix RSDHA521 - Hierarchy field '&1' not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDHA - HANA Analysis in BW

• Message number: 521

• Message text: Hierarchy field '&1' not supported

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDHA521 - Hierarchy field '&1' not supported ?

  The SAP error message RSDHA521, which states "Hierarchy field '&1' not supported," typically occurs in the context of SAP BW (Business Warehouse) when working with hierarchies in InfoObjects. This error indicates that the specified hierarchy field is not supported for the operation you are trying to perform.
  Cause:
  
  Unsupported Hierarchy Type: The hierarchy field you are trying to use may not be compatible with the operation or the context in which it is being used. For example, certain types of hierarchies (like time hierarchies) may not be supported in specific scenarios.
  Incorrect Configuration: The InfoObject or the hierarchy may not be properly configured. This could include issues with the hierarchy structure, attributes, or the way the InfoObject is defined.
  Missing Authorizations: Sometimes, the user may not have the necessary authorizations to access or manipulate the hierarchy field.
  Data Model Issues: There may be issues with the underlying data model or the way the data is being processed, leading to the hierarchy not being recognized.
  
  Solution:
  
  Check Hierarchy Configuration: Verify the configuration of the hierarchy in the InfoObject. Ensure that the hierarchy is correctly defined and that it is of a type that is supported for the operation you are trying to perform.
  Review InfoObject Settings: Check the settings of the InfoObject associated with the hierarchy. Ensure that it is set up to support hierarchies and that the relevant fields are correctly defined.
  Validate Data Model: Ensure that the data model is correctly set up and that there are no inconsistencies or errors in the data that could be causing the issue.
  User Authorizations: Check if the user has the necessary authorizations to access the hierarchy. If not, appropriate roles and permissions should be assigned.
  Consult Documentation: Refer to SAP documentation or help resources for specific details about the hierarchy types and their compatibility with various operations.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on hierarchy issues.
  SAP Community: Engage with the SAP Community forums to see if other users 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 analyze and manage InfoObjects and hierarchies.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.