How To Fix /SCWM/RF_DE018 - Handling unit &1 is already unloaded

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/RF_DE -

• Message number: 018

• Message text: Handling unit &1 is already unloaded

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/RF_DE018 - Handling unit &1 is already unloaded ?

  The SAP error message /SCWM/RF_DE018 Handling unit &1 is already unloaded typically occurs in the context of warehouse management processes, particularly when dealing with handling units (HUs) in the SAP Extended Warehouse Management (EWM) module. This error indicates that the handling unit you are trying to unload has already been unloaded, meaning that the system does not allow you to perform the unload operation again.
  Cause:
  
  Duplicate Unload Attempt: The most common cause of this error is that the handling unit has already been processed for unloading, and the system is preventing a duplicate operation.
  Incorrect Status: The handling unit may have a status that indicates it has already been unloaded or processed.
  Transaction Errors: There may have been an error in a previous transaction that did not complete properly, leading to the handling unit being marked as unloaded.
  
  Solution:
  
  Check Handling Unit 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.
  Review Transaction History: Look at the transaction history for the handling unit to see if there was a previous unload operation that was completed successfully.
  Correct the Process: If the handling unit was unloaded in error, you may need to reverse the unload operation or perform the necessary steps to correct the inventory.
  Use the Correct Transaction: Ensure that you are using the correct transaction for unloading and that you are not trying to unload a handling unit that is already in a completed state.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on handling units and unloading processes in EWM.
  
  Related Information:
  
  Handling Units (HUs): In SAP EWM, handling units are used to manage and track physical items in the warehouse. Each handling unit can contain one or more products and has a unique identifier.
  Warehouse Management Processes: Understanding the overall warehouse management processes in SAP EWM can help in troubleshooting issues related to handling units.
  SAP Notes and Support: If the issue persists, consider checking SAP Notes for any known issues or patches related to this error message. You can also reach out to SAP support for assistance.
  
  By following these steps, you should be able to resolve the error and continue with your warehouse operations.