How To Fix L1429 - Warehouse &1 is managed using Lean WM; no decentralized WMS possible

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 429

• Message text: Warehouse &1 is managed using Lean WM; no decentralized WMS possible

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message L1429 - Warehouse &1 is managed using Lean WM; no decentralized WMS possible ?

  The SAP error message L1429 indicates that the warehouse you are trying to work with is managed using Lean Warehouse Management (Lean WM), and therefore, it cannot be used with a decentralized Warehouse Management System (WMS). This error typically arises when there is an attempt to perform operations that are not compatible with the Lean WM setup.
  Cause:
  
  Warehouse Configuration: The warehouse in question is configured to use Lean WM, which is a simplified version of Warehouse Management in SAP. Lean WM is designed for environments where full-fledged WMS capabilities are not required.
  Decentralized WMS Attempt: The error occurs when there is an attempt to use decentralized WMS functionalities (like interfacing with an external WMS) in a warehouse that is set up for Lean WM.
  
  Solution:
  
  
  Check Warehouse Configuration: Verify the configuration of the warehouse in question. If it is indeed set up for Lean WM, you will need to either:
  
  Continue using Lean WM functionalities and avoid decentralized WMS operations.
  Reconfigure the warehouse to use standard Warehouse Management (WM) if decentralized WMS capabilities are required. This may involve significant changes to the warehouse setup and processes.
  
  
  
  Adjust Processes: If you need to work with decentralized WMS, consider adjusting your processes to align with the capabilities of Lean WM. This may involve using different transaction codes or processes that are compatible with Lean WM.
  
  
  Consult Documentation: Review SAP documentation related to Lean WM and decentralized WMS to understand the limitations and capabilities of each system.
  
  
  Engage SAP Support: If you are unsure about the configuration or need assistance with the transition, consider reaching out to SAP support or a consultant who specializes in SAP WM configurations.
  
  
  Related Information:
  
  Lean WM: Lean Warehouse Management is designed for simpler warehouse operations and is integrated with the SAP ERP system. It is suitable for businesses that do not require the full capabilities of standard WM.
  Decentralized WMS: This refers to a setup where the warehouse management functions are handled by an external system, which may provide more advanced features than Lean WM.
  Transaction Codes: Familiarize yourself with the relevant transaction codes for Lean WM operations, such as LT01 (Create Transfer Order), LT02 (Change Transfer Order), etc.
  
  By understanding the limitations of Lean WM and the requirements for decentralized WMS, you can make informed decisions on how to proceed with your warehouse management processes in SAP.