How To Fix L3421 - Handling unit & cannot be moved because of movement status of delivery

L3421 - Overview

• Message type: E = Error

• Message class: L3 -

• Message number: 421

• Message text: Handling unit & cannot be moved because of movement status of delivery

What causes this issue?

A <GL:goods_issue>goods issue</> has been posted for this
<GL:handling_unit>handling unit</>. Therefore, it cannot be moved.

Error message extract from SAP system. Copyright SAP SE.

L3421 - Details

• The SAP error message L3421 indicates that a handling unit (HU) cannot be moved due to the movement status of the associated delivery. This typically occurs in the context of warehouse management and logistics processes within SAP.
  
  Cause:
  The error message L3421 is triggered when you attempt to perform a movement (such as transferring, picking, or shipping) for a handling unit that is linked to a delivery that has a movement status preventing such actions. Common causes include:
  
  Delivery Status: The delivery may be in a status that does not allow further movements (e.g., it might be fully delivered, canceled, or in a status that requires completion).
  Incomplete Processing: The handling unit may not have been fully processed or may have pending actions that need to be completed before it can be moved.
  Stock Type Restrictions: The handling unit may be in a stock type that does not permit movement (e.g., blocked stock).
  Open Transactions: There