How To Fix WM509 - Module & still has items assigned to assortments

SAP Error Message - Details

• Message type: E = Error

• Message class: WM - IS-R Assortments

• Message number: 509

• Message text: Module & still has items assigned to assortments

What causes this issue?

A module cannot be deleted if it still has either
- valid assigments to plants, or
- valid items (materials)

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WM509 - Module & still has items assigned to assortments ?

  The SAP error message WM509 ("Module & still has items assigned to assortments") typically occurs in the context of Warehouse Management (WM) when you are trying to delete or change a module (like a storage type or storage bin) that still has items assigned to assortments. This can happen in various scenarios, such as when trying to deactivate a storage type or when performing a warehouse reorganization.
  Cause:
  The error indicates that there are still items or stock that are linked to assortments in the specified module. Assortments are often used in retail and logistics to group items together for easier management and reporting. If there are still items assigned to these assortments, the system prevents you from making changes to ensure data integrity and avoid inconsistencies.
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Identify Assigned Items:
  
  Use transaction codes like MMBE (Stock Overview) or MB52 (List Warehouse Stocks on Hand) to check which items are still assigned to the assortment in question.
  
  
  
  Remove Assignments:
  
  If you find items assigned to the assortment, you will need to remove these assignments. This can typically be done through the assortment management functionality in SAP.
  Navigate to the relevant transaction for managing assortments (e.g., WMS1 for assortment management) and remove the items from the assortment.
  
  
  
  Check for Open Transactions:
  
  Ensure there are no open transactions (like stock transfers or deliveries) that might be holding up the items in the assortment.
  
  
  
  Re-attempt the Change:
  
  Once all items have been unassigned from the assortment, you can re-attempt the action that triggered the WM509 error.
  
  
  
  Consult Documentation:
  
  If you are unsure about the process, refer to SAP documentation or consult with your SAP support team for specific guidance related to your system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes for managing assortments and warehouse management, such as WMS1, MMBE, MB52, and others.
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to WM509.
  User Roles: Ensure you have the necessary permissions to make changes to assortments and modules in the system.
  Testing: If possible, test the changes in a development or quality assurance environment before applying them in production.
  
  By following these steps, you should be able to resolve the WM509 error and proceed with your warehouse management tasks.