How To Fix WN206 - No material assigned to layout module &

SAP Error Message - Details

• Message type: E = Error

• Message class: WN - Plant master data maintenance (integrated)

• Message number: 206

• Message text: No material assigned to layout module &

No materials are assigned to the &V1& layout module.

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?

Assign materials to the &V1& layout module using the material
master.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WN206 - No material assigned to layout module & ?

  The SAP error message WN206 "No material assigned to layout module" typically occurs in the context of SAP's Warehouse Management (WM) or Extended Warehouse Management (EWM) systems. This error indicates that a layout module (which is a physical storage area in the warehouse) does not have any materials assigned to it, which can lead to issues in inventory management and warehouse operations.
  Cause:
  
  Unassigned Materials: The layout module has not been assigned any materials, which means that the system cannot find any stock to manage in that specific area.
  Configuration Issues: There may be a configuration issue in the warehouse setup where the layout module is not properly linked to the materials.
  Data Entry Errors: Incorrect data entry during the setup of the layout module or during the material master creation can lead to this error.
  Material Master Data: The material master data may not be correctly maintained, leading to the absence of materials in the layout module.
  
  Solution:
  
  Assign Materials: Go to the layout module configuration and ensure that the necessary materials are assigned to the layout module. This can typically be done through the transaction codes related to warehouse management (e.g., LS01N for creating storage locations).
  Check Configuration: Review the configuration settings for the warehouse and layout modules to ensure that they are correctly set up. This may involve checking the warehouse structure and layout module definitions.
  Review Material Master: Ensure that the material master records are correctly maintained and that the materials are set up to be stored in the relevant layout module.
  Use Transaction Codes: Utilize relevant transaction codes to check and modify the layout module and material assignments. For example, you can use LS02N to change storage bin assignments.
  Consult Documentation: Refer to SAP documentation or help resources for specific steps related to your version of SAP, as the process may vary slightly depending on the system configuration.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as LS01N, LS02N, LS03N, and others related to warehouse management.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Roles and Permissions: Ensure that the user has the necessary permissions to make changes to the layout module and material assignments.
  Training and Support: If the issue persists, consider reaching out to your SAP support team or consulting with a professional who specializes in SAP WM/EWM.
  
  By following these steps, you should be able to resolve the WN206 error and ensure that your layout modules are properly assigned with materials.