How To Fix RTMATGPR_HIER108 - A parent node was not found for article &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RTMATGPR_HIER - Material Hierarchy Extraction

• Message number: 108

• Message text: A parent node was not found for article &1

What causes this issue?

Attempt was made to determine path for article &V1&.

System Response

A parent node could not be found in table WRF_MATGRP_STRUC.

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RTMATGPR_HIER108 - A parent node was not found for article &1 ?

  The SAP error message RTMATGPR_HIER108 indicates that a parent node for a specific article (identified by &1) could not be found in the hierarchy. This error typically occurs in the context of material master data or product hierarchy management within SAP, particularly when dealing with articles in a retail or logistics environment.
  Cause:
  
  Missing Parent Node: The most common cause of this error is that the parent node for the specified article does not exist in the hierarchy. This could happen if the hierarchy was modified, and the parent node was deleted or not created.
  Incorrect Hierarchy Assignment: The article may have been assigned to a hierarchy that does not have the correct parent-child relationships defined.
  Data Inconsistencies: There may be inconsistencies in the data, such as missing entries in the database or issues with the hierarchy structure.
  Transport Issues: If the hierarchy was transported from one system to another (e.g., from development to production), there may have been issues during the transport process that led to missing nodes.
  
  Solution:
  
  Check Hierarchy Structure: Verify the hierarchy structure in the SAP system to ensure that the parent node for the article exists. You can do this by navigating to the relevant hierarchy management transaction (e.g., using transaction codes like COMM_HIER or COMM_HIERARCHY).
  Create or Restore Parent Node: If the parent node is missing, you may need to create it or restore it from a backup if it was deleted inadvertently.
  Reassign Article: If the article is incorrectly assigned to a hierarchy, you may need to reassign it to the correct hierarchy that has the appropriate parent node.
  Data Consistency Check: Run data consistency checks to identify and resolve any inconsistencies in the material master data or hierarchy.
  Transport Validation: If the issue arose after a transport, validate the transport logs to ensure that all necessary objects were transported correctly.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for managing hierarchies and articles, such as MM01 (Create Material), MM02 (Change Material), and COMM_HIER (Hierarchy Management).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide additional insights or solutions specific to your version of SAP.
  Documentation: Review SAP documentation related to material management and product hierarchies for best practices and guidelines on maintaining hierarchy structures.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.