How To Fix /SCWM/WHO301 - One of the warehouse orders is already being processed by user &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/WHO -

• Message number: 301

• Message text: One of the warehouse orders is already being processed by user &1

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 /SCWM/WHO301 - One of the warehouse orders is already being processed by user &1 ?

  The SAP error message /SCWM/WHO301 indicates that a warehouse order is currently being processed by another user. This typically occurs in the SAP Extended Warehouse Management (EWM) module when multiple users attempt to work on the same warehouse order simultaneously.
  
  Cause:
  
  Concurrent Processing: Another user has already started processing the warehouse order, and the system prevents multiple users from working on the same order to avoid data inconsistencies.
  Session Timeout: If a user has an active session that has not been properly closed, it may still lock the warehouse order.
  System Configuration: The system may be configured to restrict access to certain warehouse orders based on user roles or statuses.
  
  
  Solution:
  
  Identify the User: Check which user is currently processing the warehouse order. This can often be done through transaction codes like SM12 (to view locks) or SM21 (to view system logs).
  Wait for Completion: If another user is legitimately processing the order, wait until they complete