How To Fix DGHU146 - Material assignment of material &1 to specification &2 already exists

DGHU146 - Overview

• Message type: E = Error

• Message class: DGHU - Messages for Handling Unit and Dynam. Classification

• Message number: 146

• Message text: Material assignment of material &1 to specification &2 already exists

What causes this issue?

The replacement material &V1& already has a valid assignment for
dangerous goods classification &V2&.

System Response

It is not necessary to make a new assignment when generating master data
for dynamic classification.

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.

DGHU146 - Details

• The SAP error message DGHU146 indicates that there is an attempt to assign a material to a specification that has already been assigned. This typically occurs in the context of SAP's Product Lifecycle Management (PLM) or Material Management (MM) modules, where materials are linked to specifications for various purposes, such as compliance, quality management, or product data management.
  
  Cause:
  
  Duplicate Assignment: The primary cause of this error is that the material you are trying to assign to the specification is already linked to that specification in the system.
  Data Entry Error: There may have been an oversight or mistake in data entry, leading to an attempt to reassign the same material to the same specification.
  System Configuration: In some cases, system settings or configurations may prevent multiple assignments of the same material to a specification.
  
  
  Solution:
  
  Check Existing Assignments: Before attempting to assign the material again, check the existing assignments for the material and specification. You