How To Fix WM037 - All materials from & already exist in module

SAP Error Message - Details

• Message type: E = Error

• Message class: WM - IS-R Assortments

• Message number: 037

• Message text: All materials from & already exist in module

What causes this issue?

All of the materials from the chosen reference are already contained in
the 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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WM037 - All materials from & already exist in module ?

  The SAP error message WM037 ("All materials from & already exist in module") typically occurs in the Warehouse Management (WM) module when you attempt to create or process a transfer order or a stock transfer for materials that are already present in the specified storage location or module. This error indicates that the system has detected that the materials you are trying to add or move are already accounted for in the system.
  Cause:
  
  Duplicate Entries: The materials you are trying to process are already present in the specified storage location or module.
  Incorrect Transfer Order: The transfer order may be incorrectly configured, or the materials may have already been processed in a previous transaction.
  Stock Management Issues: There may be issues with stock management settings or configurations that prevent the system from recognizing the new entries.
  
  Solution:
  
  
  Check Existing Stock: Verify the stock levels in the specified storage location to confirm that the materials are indeed present. You can do this using transaction codes like MMBE (Stock Overview) or MB52 (List Warehouse Stocks on Hand).
  
  
  Review Transfer Order: Ensure that the transfer order you are trying to create or process is correct and does not duplicate existing entries. If necessary, modify the transfer order to exclude materials that are already in stock.
  
  
  Adjust Stock Management Settings: If the issue persists, review the stock management settings in the WM module to ensure that they are configured correctly. This may involve checking the configuration of storage types, storage bins, and material master records.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for more detailed information on handling WM errors and managing stock.
  
  
  Contact Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as LT03 (Create Transfer Order), LT12 (Confirm Transfer Order), and MB1B (Transfer Posting) to manage stock movements effectively.
  SAP Notes: Check for any SAP Notes related to WM037 for specific patches or updates that may address known issues.
  User Roles and Authorizations: Ensure that you have the necessary authorizations to perform the actions you are attempting, as lack of permissions can sometimes lead to unexpected errors.
  
  By following these steps, you should be able to identify the cause of the WM037 error and implement a suitable solution.