How To Fix CLHP029 - COLUMNS contains the name of a hierarchy column

SAP Error Message - Details

• Message type: E = Error

• Message class: CLHP - Graphical Class Maintenance

• Message number: 029

• Message text: COLUMNS contains the name of a hierarchy column

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CLHP029 - COLUMNS contains the name of a hierarchy column ?

  The SAP error message CLHP029 indicates that there is an issue with the hierarchy column in your data model or query. Specifically, it suggests that the column you are trying to use is a hierarchy column, which may not be compatible with the operation you are attempting to perform.
  Cause:
  The error typically arises in scenarios where:
  
  You are trying to use a hierarchy column in a context that does not support it, such as in a calculation or aggregation that requires a flat structure.
  The hierarchy column is not properly defined or is being referenced incorrectly in your query or data model.
  There may be a mismatch in the expected data types or structures when working with hierarchy columns.
  
  Solution:
  To resolve the CLHP029 error, consider the following steps:
  
  
  Check the Query/Model Definition:
  
  Review the query or data model where the error occurs. Ensure that you are not trying to aggregate or perform calculations on hierarchy columns directly.
  
  
  
  Use Hierarchy Functions:
  
  If you need to work with hierarchy data, use appropriate hierarchy functions provided by SAP. For example, functions like HIERARCHY_NODE or HIERARCHY_LEVEL can help you extract the necessary information from hierarchy columns.
  
  
  
  Modify the Query:
  
  If you are using a query that includes hierarchy columns, consider modifying it to exclude those columns or to handle them appropriately. You may need to flatten the hierarchy or use a different approach to achieve your desired results.
  
  
  
  Check Data Types:
  
  Ensure that the data types of the columns you are working with are compatible. Hierarchy columns may have specific data types that need to be respected.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for more information on working with hierarchy columns and the specific context of your error.
  
  
  
  Testing:
  
  After making changes, test the query or model again to see if the error persists. If it does, further investigation may be needed to identify other potential issues.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Training and Documentation: Consider reviewing training materials or documentation related to SAP BW, HANA, or the specific module you are working with to better understand how to handle hierarchy columns.
  
  By following these steps, you should be able to identify the cause of the CLHP029 error and implement a suitable solution.