How To Fix /SCWM/SHP_RCV398 - HU &1 is no longer a top HU; delete HU &1 assignment

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/SHP_RCV -

• Message number: 398

• Message text: HU &1 is no longer a top HU; delete HU &1 assignment

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/SHP_RCV398 - HU &1 is no longer a top HU; delete HU &1 assignment ?

  The SAP error message /SCWM/SHP_RCV398 HU &1 is no longer a top HU; delete HU &1 assignment typically occurs in the context of handling units (HUs) in the SAP Extended Warehouse Management (EWM) module. This error indicates that the handling unit (HU) you are trying to work with is no longer recognized as a top-level handling unit, which can happen for several reasons.
  Cause:
  
  Hierarchy Change: The HU may have been changed in the hierarchy, meaning it has been assigned to another HU or has been split into multiple HUs.
  Deletion or Deactivation: The top-level HU might have been deleted or deactivated in the system.
  Incorrect Assignment: The system may have detected an inconsistency in the assignment of HUs, leading to the error.
  Warehouse Process: The HU might have been processed in a way that it is no longer considered a top-level HU (e.g., during a putaway or picking process).
  
  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 hierarchy.
  Reassign or Delete: If the HU is no longer a top-level HU, you may need to delete the assignment of the HU or reassign it correctly. This can be done through the appropriate transaction or function in EWM.
  Review Recent Changes: Look into any recent changes made to the handling unit or its hierarchy. If it was recently split or moved, ensure that the changes were completed correctly.
  Consult Documentation: Refer to SAP documentation or help resources for specific instructions on handling HUs and resolving related errors.
  Contact Support: If the issue persists and you cannot determine the cause, consider reaching out to your SAP support team or consulting with SAP experts for further assistance.
  
  Related Information:
  
  Handling Units (HUs): In SAP EWM, HUs are used to manage physical items in the warehouse. Understanding how HUs work and their hierarchy is crucial for effective warehouse management.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SCWM/HU, /SCWM/PR, and others that can help you manage HUs and troubleshoot issues.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional insights or patches that could resolve the issue.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.