How To Fix HUDIALOG153 - Handling unit &1 is assigned to delivery &2

HUDIALOG153 - Overview

• Message type: E = Error

• Message class: HUDIALOG - Messages from packaging dialog

• Message number: 153

• Message text: Handling unit &1 is assigned to delivery &2

What causes this issue?

Handling units are assigned to a delivery. Processing handling unit
&V1& is only possible by processing delivery &V2&.

Error message extract from SAP system. Copyright SAP SE.

HUDIALOG153 - Details

• The SAP error message HUDIALOG153 indicates that a handling unit (HU) is already assigned to a delivery, and you are attempting to perform an action that is not allowed because of this assignment. This typically occurs in scenarios where you are trying to change, delete, or reassign a handling unit that is already linked to a specific delivery.
  
  Cause:
  
  Existing Assignment: The handling unit you are trying to manipulate is already assigned to a delivery, which prevents you from performing certain actions on it.
  Incorrect Process Flow: You may be trying to process the handling unit in a way that is not allowed by the system, such as trying to delete or change it while it is still linked to a delivery.
  System Configuration: There may be specific configurations or settings in your SAP system that enforce strict handling unit management rules.
  
  
  Solution:
  
  Check Assignment: Verify the current assignment of the handling unit. You can do