How To Fix LF800 - Module &2 cannot be used. Status &3 is active for HU &1

LF800 - Overview

• Message type: E = Error

• Message class: LF - Mobile Computing in Warehouse Logistics

• Message number: 800

• Message text: Module &2 cannot be used. Status &3 is active for HU &1

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 LF800 - Module &2 cannot be used. Status &3 is active for HU &1 ?

  The SAP error message LF800 indicates that a handling unit (HU) cannot be used because it is in a status that is currently active. This error typically arises in the context of handling units in warehouse management or logistics processes.
  
  Cause:
  The error message LF800 is triggered when you attempt to perform an operation on a handling unit (HU) that is in a status that does not allow the operation to proceed. The status of the HU could be "active," meaning it is currently being used in a process (e.g., it might be part of an open delivery, an open transfer order, or another logistics process).
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Status of the Handling Unit:
  
  Use transaction codes like HU02 (Display Handling Unit) or HU03 (Display Handling Unit with History) to check the current status of the handling unit in question.
  Identify what process the HU is currently