How To Fix COM_PR_MDCHECK025 - Hierarchy &1 has invalid structure (contains loops)

COM_PR_MDCHECK025 - Overview

• Message type: E = Error

• Message class: COM_PR_MDCHECK - Consistency Checks for Product Master Data

• Message number: 025

• Message text: Hierarchy &1 has invalid structure (contains loops)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message COM_PR_MDCHECK025 - Hierarchy &1 has invalid structure (contains loops) ?

  The SAP error message COM_PR_MDCHECK025 indicates that there is an issue with a hierarchy structure in the system. Specifically, it states that the hierarchy identified by &1 has an invalid structure because it contains loops. This means that the hierarchy is not properly defined, leading to circular references that prevent the system from processing it correctly.
  
  Cause:
  
  Circular References: The most common cause of this error is the presence of circular references in the hierarchy. For example, if a node in the hierarchy points back to one of its ancestors, it creates a loop.
  Incorrect Hierarchy Definition: The hierarchy may have been defined incorrectly, either during the initial setup or through subsequent modifications.
  Data Integrity Issues: There may be data integrity issues in the underlying master data that lead to invalid relationships between nodes in the hierarchy.
  
  
  Solution:
  To resolve the error, you can follow these steps:
  
  
  Analyze the Hierarchy:
  
  Use transaction codes like COMM_HIERARCHY or COMM_HIER to