How To Fix CL560 - Hierarchy material group & is already assigned to &

CL560 - Overview

• Message type: E = Error

• Message class: CL - Classification

• Message number: 560

• Message text: Hierarchy material group & is already assigned to &

What causes this issue?

Hierarchy material group &V2& is already allocated to &V1&. You cannot
maintain any other allocations.

System Response

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

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

CL560 - Details

• The SAP error message CL560 typically indicates that there is an issue with the assignment of a hierarchy material group in the classification system. This error occurs when you attempt to assign a material to a hierarchy that is already assigned to another object or when there is a conflict in the assignment.
  
  Cause:
  
  Duplicate Assignment: The hierarchy material group you are trying to assign is already assigned to another material or object.
  Incorrect Hierarchy Structure: The hierarchy structure may not allow for the assignment you are attempting to make.
  Authorization Issues: There may be restrictions based on user roles or authorizations that prevent the assignment.
  Data Integrity Issues: There may be inconsistencies in the data that are causing the assignment to fail.
  
  
  Solution:
  
  Check Existing Assignments: Verify if the hierarchy material group is already assigned to another material. You can do this by navigating to the classification view and checking the existing assignments.
  Remove Existing Assignment: If