How To Fix /SCWM/RF_DE123 - HU is already in warehouse

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/RF_DE -

• Message number: 123

• Message text: HU is already in warehouse

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/RF_DE123 - HU is already in warehouse ?

  The SAP error message /SCWM/RF_DE123 HU is already in warehouse typically occurs in the context of handling units (HUs) in the SAP Extended Warehouse Management (EWM) module. This error indicates that the handling unit you are trying to process is already present in the warehouse, which can happen during various operations such as receiving, moving, or picking.
  Cause:
  
  Duplicate Processing: The handling unit (HU) may have already been processed in a previous transaction, and the system is preventing a duplicate action.
  Incorrect HU Status: The HU might be in a status that does not allow the operation you are trying to perform (e.g., it is already assigned to a different process).
  System Configuration: There may be configuration settings in the EWM system that are enforcing strict checks on HU movements.
  
  Solution:
  
  Check HU Status: Verify the status of the handling unit in the system. You can do this by using transaction codes like /SCWM/HU to display the handling unit and check its current status.
  Avoid Duplicate Actions: Ensure that you are not trying to perform the same action on the HU that has already been completed. For example, if you are trying to receive an HU that has already been received, you will encounter this error.
  Use Correct Transaction: Make sure you are using the correct transaction for the operation you want to perform. If you are trying to move or pick an HU, ensure that it is not already in the process of being moved or picked.
  Check for Open Processes: Look for any open processes or transactions that might be holding the HU. You can check for open warehouse tasks or other related documents.
  Consult Logs: Review system logs or error logs for more detailed information about the error. This can provide insights into what might be causing the issue.
  Contact Support: If the issue persists and you cannot determine the cause, consider reaching out to your SAP support team or consulting SAP documentation for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP EWM, such as /SCWM/HU for handling unit management and /SCWM/PR for processing receipts.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide specific fixes or updates that address known issues.
  User Documentation: Review the user documentation for SAP EWM to understand the handling unit processes and best practices for managing HUs in the warehouse.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.