How To Fix /CWM/MM038 - WM warehouse number is managed by an external warehouse management system

SAP Error Message - Details

• Message type: E = Error

• Message class: /CWM/MM -

• Message number: 038

• Message text: WM warehouse number is managed by an external warehouse management system

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /CWM/MM038 - WM warehouse number is managed by an external warehouse management system ?

  The SAP error message /CWM/MM038 indicates that the warehouse number you are trying to access or perform an operation on is managed by an external Warehouse Management System (WMS). This typically means that the warehouse is not managed directly within the SAP system but rather through an external system that integrates with SAP.
  Cause:
  
  External WMS Integration: The warehouse number is configured to be managed by an external WMS, which means that all inventory and warehouse operations are handled outside of SAP.
  Configuration Issues: There may be a misconfiguration in the system settings that leads to this error when trying to perform certain transactions.
  Incorrect Warehouse Number: The warehouse number entered may not be valid for the operations you are trying to perform within SAP.
  
  Solution:
  
  
  Verify Warehouse Management Configuration:
  
  Check the configuration settings in SAP to confirm that the warehouse number is indeed set up to be managed externally.
  If you need to manage the warehouse within SAP, you may need to change the configuration settings to allow for internal management.
  
  
  
  Use the Correct Warehouse Number:
  
  Ensure that you are using the correct warehouse number for the operations you are trying to perform. If the warehouse is managed externally, you may need to perform operations in the external WMS instead.
  
  
  
  Consult with IT or WMS Team:
  
  If you are unsure about the configuration or how to proceed, consult with your IT department or the team responsible for the external WMS. They can provide guidance on how to handle operations for that warehouse.
  
  
  
  Check Integration Settings:
  
  If the warehouse is supposed to be managed externally, ensure that the integration between SAP and the external WMS is functioning correctly. This may involve checking middleware or interface settings.
  
  
  
  Related Information:
  
  Documentation: Refer to SAP documentation regarding warehouse management and external WMS integration for detailed guidance on configuration and operations.
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP that pertain to warehouse management and external systems.
  Support: If the issue persists, consider reaching out to SAP support or your organization's SAP support team for further assistance.
  
  By following these steps, you should be able to address the error message and understand the implications of managing a warehouse with an external WMS.