How To Fix L3864 - Changing or reselecting the packaging material is not allowed

L3864 - Overview

• Message type: E = Error

• Message class: L3 -

• Message number: 864

• Message text: Changing or reselecting the packaging material is not allowed

What causes this issue?

Changing or choosing a new packing material is only possible with new
entries.
Existing allocations cannot be changed afterwards.
You can delete the allocation.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

L3864 - Details

• The SAP error message L3864, which states "Changing or reselecting the packaging material is not allowed," typically occurs in the context of handling packaging materials in logistics processes, such as during the creation or modification of delivery documents, production orders, or handling unit management.
  
  Cause:
  This error usually arises due to one of the following reasons:
  
  
  Packaging Material Status: The packaging material may be in a status that does not allow changes. For example, it could be locked or already assigned to a delivery or handling unit.
  
  
  Configuration Settings: The system configuration may restrict changes to packaging materials once they have been assigned. This is often set in the material master or in the packaging configuration settings.
  
  
  Document Type Restrictions: Certain document types may have restrictions on changing packaging materials after a certain point in the process.
  
  
  User Authorizations: The user may not have the necessary authorizations to change packaging materials.
  
  
  
  Solution:
  To resolve the error, consider the