How To Fix /SCWM/RF_EN233 - Source HU contains subHUs

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/RF_EN -

• Message number: 233

• Message text: Source HU contains subHUs

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SCWM/RF_EN233 - Source HU contains subHUs ?

  The SAP error message /SCWM/RF_EN233 Source HU contains subHUs typically occurs in the context of handling units (HUs) in the SAP Extended Warehouse Management (EWM) module. This error indicates that the source handling unit (HU) you are trying to process contains sub-handling units (subHUs), which is not allowed for certain operations.
  Cause:
  The error arises when you attempt to perform an operation (like picking, transferring, or shipping) on a handling unit that has sub-handling units associated with it. In SAP EWM, certain processes do not support handling units that contain sub-handling units, as they require a flat structure for processing.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Handling Unit Structure:
  
  Use transaction code /SCWM/HU to display the handling unit and check if it contains any sub-handling units.
  If it does, you will need to either process the sub-handling units separately or flatten the structure.
  
  
  
  Flatten the Handling Unit:
  
  If you need to use the handling unit in the operation, you can "decompose" the handling unit to remove the sub-handling units. This can typically be done through the following steps:
  
  Navigate to the handling unit in question.
  Use the option to "decompose" or "split" the handling unit, which will convert it into individual handling units without subHUs.
  
  
  
  
  
  Process Sub-handling Units Separately:
  
  If the operation you are trying to perform is not compatible with handling units that contain subHUs, consider processing the sub-handling units independently.
  
  
  
  Review Configuration:
  
  If this error occurs frequently and is impacting your operations, review your warehouse management configuration to ensure that handling units and sub-handling units are being used appropriately according to your business processes.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for more detailed guidance on handling units and sub-handling units in EWM.
  
  
  
  Related Information:
  
  Handling Units (HUs): In SAP EWM, handling units are used to manage inventory at a more granular level. They can contain products, packaging materials, and other items.
  Sub-handling Units: These are handling units that are nested within a parent handling unit. They are useful for managing complex packaging scenarios but can complicate certain operations.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SCWM/HU for handling unit management and /SCWM/PR for picking and other warehouse processes.
  
  By following these steps, you should be able to resolve the error and continue with your warehouse operations. If the problem persists, consider reaching out to your SAP support team for further assistance.