How To Fix RTCMMD064 - Node assignment & is already assigned to the new parent node

RTCMMD064 - Overview

• Message type: E = Error

• Message class: RTCMMD - Article Hierarchy

• Message number: 064

• Message text: Node assignment & is already assigned to the new parent node

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 RTCMMD064 - Node assignment & is already assigned to the new parent node ?

  The SAP error message RTCMMD064 indicates that a node (such as a material, characteristic, or any other hierarchical element) is already assigned to a different parent node in the hierarchy, and you are attempting to assign it to a new parent node. This can occur in various contexts, such as when working with classification systems, material master data, or other hierarchical structures in SAP.
  
  Cause:
  
  Existing Assignment: The node you are trying to assign is already linked to another parent node, which prevents it from being reassigned to a new parent.
  Hierarchy Constraints: The system enforces rules that prevent certain nodes from being moved or reassigned if they are already part of a different hierarchy.
  Data Integrity: SAP maintains data integrity and consistency, which is why it restricts the reassignment of nodes that are already linked.
  
  
  Solution:
  
  Check Current Assignments: Before attempting to reassign the node, check its current parent node assignment. You can do this