How To Fix /SCWM/HUFUNCTIONS027 - Handling unit &1 already exists in system; re-creation not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/HUFUNCTIONS -

• Message number: 027

• Message text: Handling unit &1 already exists in system; re-creation not possible

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/HUFUNCTIONS027 - Handling unit &1 already exists in system; re-creation not possible ?

  The SAP error message /SCWM/HUFUNCTIONS027 indicates that you are trying to create a handling unit (HU) that already exists in the system. This error typically occurs in the context of warehouse management and handling unit management within the SAP Extended Warehouse Management (EWM) module.
  Cause:
  The error is caused by an attempt to create a handling unit with an identifier (HU number) that is already present in the system. This can happen due to:
  
  Duplicate processing of a handling unit creation request.
  Manual entry of an HU number that is already assigned to another handling unit.
  System errors or inconsistencies that lead to the same HU being processed multiple times.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Handling Units:
  
  Use transaction code /SCWM/HU or the relevant EWM transaction to search for the existing handling unit using the HU number mentioned in the error message.
  Verify if the HU is indeed present in the system.
  
  
  
  Use a Different HU Number:
  
  If you are trying to create a new handling unit, ensure that you are using a unique HU number that does not already exist in the system.
  
  
  
  Review the Process:
  
  Check the process that led to the creation request. Ensure that there are no duplicate requests being sent to the system.
  If the HU was supposed to be deleted or modified, ensure that the previous operations were completed successfully.
  
  
  
  Check for System Errors:
  
  If you suspect a system error, check the application logs (transaction SLG1) for any related messages that might provide more context on the issue.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to handling units and the specific error message for any additional guidance or known issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot find a resolution, consider reaching out to SAP support for assistance. Provide them with the error message details and any relevant logs.
  
  
  
  Related Information:
  
  Handling Units (HUs): In SAP EWM, handling units are used to manage the physical packaging of goods. Each HU can contain one or more products and is identified by a unique number.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SCWM/HU, /SCWM/PR, and others that are used for handling unit management.
  SAP Notes: Check for any SAP Notes that might address specific issues related to handling units or the error message in question.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.