How To Fix /SCWM/HU_WM041 - HU &1 was already created internally. Duplicate creation not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/HU_WM -

• Message number: 041

• Message text: HU &1 was already created internally. Duplicate creation not possible

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/HU_WM041 - HU &1 was already created internally. Duplicate creation not possible ?

  The SAP error message /SCWM/HU_WM041 HU &1 was already created internally. Duplicate creation not possible typically occurs in the SAP Extended Warehouse Management (EWM) module when there is an attempt to create a Handling Unit (HU) that already exists in the system. This error indicates that the system has detected a duplicate Handling Unit based on the internal logic of the EWM.
  Cause:
  
  
  Duplicate Handling Unit Creation: The most common cause is that the system is trying to create a Handling Unit (HU) that has already been created. This can happen if:
  
  The same HU number is being used multiple times.
  There is a system or user error that leads to the same HU being processed again.
  The HU was created in a different session or by another user, and the current session is unaware of it.
  
  
  
  Data Consistency Issues: Sometimes, inconsistencies in the database or issues with the transaction logic can lead to this error.
  
  
  Incorrect Configuration: There may be configuration settings in the EWM that are not aligned with the intended handling unit processes.
  
  
  Solution:
  
  
  Check Existing HUs: Verify if the Handling Unit (HU) already exists in the system. You can do this by:
  
  Using transaction codes like /SCWM/HU to search for existing HUs.
  Checking the HU number in the relevant tables (e.g., /SCWM/HU).
  
  
  
  Use Unique HU Numbers: Ensure that the HU numbers being created are unique. If you are generating HU numbers programmatically, make sure the logic prevents duplicates.
  
  
  Review Transaction Logic: If the error occurs during a specific transaction, review the logic to ensure that it does not attempt to create the same HU multiple times.
  
  
  Check for System Errors: Look for any system errors or logs that might indicate why the duplicate creation is being attempted. This can include checking for background jobs or processes that might be interfering.
  
  
  Consult Documentation: Review SAP documentation or notes related to Handling Units in EWM for any specific configurations or known issues.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. They may provide insights based on the specific version of EWM you are using.
  
  
  Related Information:
  
  Handling Units (HUs): In SAP EWM, HUs are used to manage and track physical items in the warehouse. Each HU can contain one or more products and is identified by a unique number.
  EWM Configuration: Proper configuration of EWM is crucial for managing HUs effectively. This includes settings for HU creation, handling unit types, and packaging specifications.
  Transaction Codes: Familiarize yourself with relevant transaction codes in EWM, such as /SCWM/HU for handling units, /SCWM/PR for product receipts, and others that may be relevant to your processes.
  
  By following these steps, you should be able to resolve the error and prevent it from occurring in the future.