How To Fix LT244 - Activate lean WM: Storage location must not have any stocks!

SAP Error Message - Details

• Message type: E = Error

• Message class: LT - LE-WM: View or Table Maintenance Error Messages

• Message number: 244

• Message text: Activate lean WM: Storage location must not have any stocks!

What causes this issue?

You have attempted to activate Lean WM for a storage location in a
warehouse number (that is, activation level not equal blank). In this
warehouse number, however, there are quants that belong to this storage
location.

System Response

Lean WM cannot be activated because no quants are allowed in Lean WM.

How to fix this error?

Check whether you wish to activate Lean WM for this storage location.

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 LT244 - Activate lean WM: Storage location must not have any stocks! ?

  The SAP error message LT244 ("Activate lean WM: Storage location must not have any stocks!") typically occurs when you are trying to activate Lean Warehouse Management (Lean WM) for a storage location that already has stock. Lean WM requires that the storage location be empty before it can be activated, as it needs to manage the stock in a specific way that is incompatible with existing stock.
  Cause:
  The primary cause of this error is that the storage location you are trying to activate for Lean WM contains stock. Lean WM is designed to manage stock in a more streamlined manner, and having existing stock in the storage location can lead to inconsistencies and complications in stock management.
  Solution:
  To resolve this error, you need to ensure that the storage location is empty before activating Lean WM. Here are the steps you can take:
  
  
  Check Stock Levels: Use transaction code MMBE to check the stock levels in the storage location. This will help you identify how much stock is present.
  
  
  Remove Stock: If there is stock in the storage location, you will need to either:
  
  Transfer the Stock: Move the stock to another storage location using a transfer posting (transaction code MB1B or MIGO).
  Sell or Consume the Stock: If applicable, sell or consume the stock to clear it from the storage location.
  
  
  
  Inventory Management: Ensure that any stock movements are properly recorded in the system to maintain accurate inventory levels.
  
  
  Recheck Activation: Once the storage location is empty, attempt to activate Lean WM again. You can do this through the transaction code SPRO and navigating to the relevant configuration settings for Lean WM.
  
  
  Related Information:
  
  Lean WM Configuration: Familiarize yourself with the configuration settings for Lean WM in SAP. This includes understanding how Lean WM integrates with other modules like Inventory Management (IM) and Sales and Distribution (SD).
  Documentation: Refer to SAP Help documentation or guides specific to Lean WM for detailed steps and best practices.
  Testing: After activation, conduct thorough testing to ensure that the Lean WM processes are functioning as expected.
  
  By following these steps, you should be able to resolve the LT244 error and successfully activate Lean WM for the desired storage location.