How To Fix LF204 - TO item is already confirmed by another transaction (not at RF terminal)

LF204 - Overview

• Message type: E = Error

• Message class: LF - Mobile Computing in Warehouse Logistics

• Message number: 204

• Message text: TO item is already confirmed by another transaction (not at RF terminal)

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message LF204 - TO item is already confirmed by another transaction (not at RF terminal) ?

  The SAP error message LF204 indicates that a transfer order (TO) item is already confirmed by another transaction, and this confirmation is not being done at a Radio Frequency (RF) terminal. This error typically occurs in warehouse management scenarios where multiple users or processes may be trying to confirm the same transfer order item simultaneously.
  
  Cause:
  
  Concurrent Processing: Another user or process has already confirmed the TO item, leading to a conflict when a second confirmation attempt is made.
  System Locking: The system may have a locking mechanism that prevents multiple confirmations of the same TO item to ensure data integrity.
  Incorrect Transaction Flow: The transaction may not be following the correct sequence, leading to attempts to confirm an item that is already processed.
  
  
  Solution:
  
  Check Confirmation Status: Verify the status of the TO item in the system. You can do this by checking the transfer order in the SAP GUI to see if it has