How To Fix QHU004 - No handling unit was assigned to & samples

SAP Error Message - Details

• Message type: E = Error

• Message class: QHU - QM messages for processing inspection lots with HU's

• Message number: 004

• Message text: No handling unit was assigned to & samples

What causes this issue?

You have not assigned a handling unit to all samples. Therefore only the
samples with assignments are updated.
You can only release samples that are assigned to a handling unit.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Assign all handling units possible to the samples.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message QHU004 - No handling unit was assigned to & samples ?

  The SAP error message QHU004, which states "No handling unit was assigned to & samples," typically occurs in the context of handling units (HUs) in SAP's logistics and warehouse management modules. This error indicates that the system is unable to find a handling unit associated with the specified samples, which can hinder processes such as goods movement, inventory management, or quality inspection.
  Causes:
  
  Missing Handling Unit Assignment: The samples you are trying to process do not have a handling unit assigned to them.
  Incorrect Configuration: The system may not be configured correctly to handle the assignment of handling units to samples.
  Data Entry Errors: There may be errors in the data entry process, such as incorrect material numbers or sample identifiers.
  Incomplete Processes: The handling unit may not have been created or completed in the system before attempting to assign it to the samples.
  System Bugs or Issues: Occasionally, there may be bugs or issues in the SAP system that prevent proper handling unit assignment.
  
  Solutions:
  
  
  Check Handling Unit Assignment:
  
  Verify if the handling unit has been created and assigned to the samples. You can do this by checking the handling unit in the relevant transaction (e.g., HU02 for handling unit display).
  
  
  
  Create or Assign Handling Units:
  
  If no handling unit exists, create a new handling unit and assign it to the samples. This can typically be done through the handling unit management transactions.
  
  
  
  Review Configuration Settings:
  
  Ensure that the configuration settings for handling units in your SAP system are correct. This may involve checking the settings in the Warehouse Management (WM) or Extended Warehouse Management (EWM) modules.
  
  
  
  Data Validation:
  
  Double-check the data being entered for the samples to ensure that it is correct and corresponds to existing handling units.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidance on handling units and quality management processes.
  
  
  
  Contact Support:
  
  If the issue persists, consider reaching out to your SAP support team or consulting with SAP experts to diagnose and resolve the problem.
  
  
  
  Related Information:
  
  Handling Units (HUs): In SAP, handling units are used to manage and track physical items in logistics. They can represent pallets, boxes, or any other packaging unit.
  Quality Management (QM): The error may arise during quality inspection processes where samples are being evaluated. Ensure that the quality management processes are correctly set up.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  HU02: Display Handling Unit
  HU01: Create Handling Unit
  LT03: Create Transfer Order for Handling Units
  QA32: Quality Inspection Lot
  
  
  
  By following these steps and understanding the context of the error, you should be able to resolve the QHU004 error effectively.