How To Fix R9006 - Incorrect hierarchy relationship

R9006 - Overview

• Message type: E = Error

• Message class: R9 - Business Explorer

• Message number: 006

• Message text: Incorrect hierarchy relationship

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message R9006 - Incorrect hierarchy relationship ?

  The SAP error message R9006, which states "Incorrect hierarchy relationship," typically occurs in the context of SAP Business Warehouse (BW) or SAP Business Planning and Consolidation (BPC) when there is an issue with the hierarchy structure of master data, such as characteristics or dimensions.
  
  Cause:
  
  Invalid Hierarchy Structure: The hierarchy defined for a characteristic or dimension may not follow the required structure. For example, a node may be incorrectly linked to another node, or a parent node may not have the correct child nodes.
  Missing Nodes: The hierarchy may reference nodes that do not exist or have been deleted.
  Circular References: There may be circular references in the hierarchy, where a node indirectly references itself.
  Data Inconsistencies: There may be inconsistencies in the data that violate the hierarchy rules, such as incorrect parent-child relationships.
  
  
  Solution:
  
  Check Hierarchy Definition: Review the hierarchy definition in the relevant transaction (e.g., RSH1 for hierarchies) to ensure that all nodes are correctly