How To Fix /SCWM/RF_EN391 - HU &1 is missing; contact Warehouse Manager

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/RF_EN -

• Message number: 391

• Message text: HU &1 is missing; contact Warehouse Manager

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/RF_EN391 - HU &1 is missing; contact Warehouse Manager ?

  The SAP error message /SCWM/RF_EN391 HU &1 is missing; contact Warehouse Manager typically occurs in the context of SAP Extended Warehouse Management (EWM) when a Handling Unit (HU) that is expected to be present in the system is not found. This can happen during various warehouse processes, such as picking, packing, or inventory management.
  Cause:
  
  Missing Handling Unit: The specified Handling Unit (HU) does not exist in the system or has been deleted.
  Incorrect HU Number: The HU number being referenced may be incorrect or mistyped.
  HU Not Created: The HU may not have been created or was not properly assigned to the relevant stock or inventory.
  System Synchronization Issues: There may be issues with data synchronization between different systems or modules within SAP.
  Warehouse Process Errors: Errors in the warehouse process, such as incorrect picking or packing procedures, can lead to this message.
  
  Solution:
  
  Verify HU Existence: Check if the HU number exists in the system. You can do this by using transaction codes like /SCWM/HU to search for the HU.
  Check for Deletion: Ensure that the HU has not been deleted or archived. If it has been, you may need to recreate it or restore it from an archive if possible.
  Correct HU Number: Double-check the HU number you are using to ensure it is correct. Look for any typos or formatting issues.
  Recreate HU: If the HU is genuinely missing, you may need to recreate it based on the original stock or inventory data.
  Consult Warehouse Manager: If you are unable to resolve the issue, contact the Warehouse Manager or the relevant personnel who can provide insights or take corrective actions.
  Review Warehouse Processes: Analyze the warehouse processes to identify any procedural errors that may have led to the HU being missing.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP EWM, such as /SCWM/HU for handling unit management.
  Documentation: Refer to SAP documentation or help files for more detailed information on handling units and warehouse management processes.
  User Roles: Ensure that you have the appropriate permissions to view and manage handling units in the system.
  System Logs: Check system logs for any additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to diagnose and resolve the error message regarding the missing Handling Unit in SAP EWM.