How To Fix L1427 - Plant / storage location &1/&2 in warehouse &3 has HU requirement

SAP Error Message - Details

• Message type: E = Error

• Message class: L1 - Message handling for WM master data

• Message number: 427

• Message text: Plant / storage location &1/&2 in warehouse &3 has HU requirement

What causes this issue?

You have tried to activate a warehouse number for decentralized
Warehouse Management. However, you have assigned a storage location to
this warehouse number that has an active HU requirement (Handling Unit
Management) in the central system.

System Response

The system does not allow an HU requirement in the central system for
storage locations within a decentralized warehouse number.

How to fix this error?

If you want to activate decentralized WM for this warehouse number,
switch off the HU requirement in the central system for all storage
locations to which this warehouse number is assigned.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message L1427 - Plant / storage location &1/&2 in warehouse &3 has HU requirement ?

  The SAP error message L1427 indicates that there is a requirement for handling units (HUs) in a specific plant and storage location within a warehouse. This error typically arises when you attempt to perform a transaction that involves stock movements or inventory management in a warehouse that has been configured to require handling units, but the handling units are not properly defined or managed in the transaction.
  Cause:
  
  Handling Unit Requirement: The plant/storage location is configured to require handling units for inventory management, but the transaction you are trying to execute does not include handling unit information.
  Missing Handling Units: The handling units may not be created or assigned to the stock you are trying to move or manage.
  Configuration Issues: There may be configuration settings in the warehouse management module that are not aligned with the current transaction requirements.
  
  Solution:
  
  
  Check Handling Unit Configuration:
  
  Verify the configuration settings for the plant and storage location in the Warehouse Management (WM) module. Ensure that the handling unit management is correctly set up.
  Go to the transaction code SPRO and navigate to the relevant configuration settings for Warehouse Management.
  
  
  
  Create or Assign Handling Units:
  
  If you are performing a stock movement, ensure that the stock you are trying to move is associated with a handling unit. You may need to create handling units using transaction HU02 or HU01.
  If you are receiving goods, ensure that the handling units are created during the goods receipt process.
  
  
  
  Use the Correct Transaction:
  
  Ensure that you are using the correct transaction codes that support handling unit management. For example, use LT01 for creating transfer orders with handling units.
  
  
  
  Check Stock Overview:
  
  Use transaction MMBE to check the stock overview for the specific plant/storage location and see if there are any handling units available.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to handling units and warehouse management for additional guidance on how to manage HUs effectively.
  
  
  
  Related Information:
  
  Handling Units (HUs): In SAP, handling units are used to manage and track stock in a more granular way, allowing for better inventory control and visibility.
  Warehouse Management (WM): This module in SAP is designed to manage warehouse operations, including stock movements, inventory management, and handling unit management.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as HU01 (Create Handling Unit), HU02 (Change Handling Unit), LT01 (Create Transfer Order), and MMBE (Stock Overview).
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in Warehouse Management for further assistance.