How To Fix L3779 - Pick HU assignment only allowed with empty HUs

L3779 - Overview

• Message type: E = Error

• Message class: L3 -

• Message number: 779

• Message text: Pick HU assignment only allowed with empty HUs

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message L3779 - Pick HU assignment only allowed with empty HUs ?

  The SAP error message L3779, "Pick HU assignment only allowed with empty HUs," typically occurs in the context of handling handling units (HUs) in warehouse management processes. This error indicates that you are trying to assign a handling unit (HU) that is not empty to a picking operation, which is not allowed in the system.
  
  Cause:
  
  Non-Empty Handling Unit: The primary cause of this error is that the handling unit you are trying to assign to a picking operation contains stock. SAP requires that handling units be empty before they can be assigned for picking.
  Incorrect Process Flow: The process flow may not be followed correctly, leading to attempts to pick from HUs that are not in the correct state.
  
  Configuration Issues: There may be configuration settings in the warehouse management module that are not aligned with the intended process.
  
  
  Solution:
  
  Check the Handling Unit: Verify the contents of the handling unit you are trying to