How To Fix J4109 - Sender structure maintenance is locked by user &

SAP Error Message - Details

• Message type: E = Error

• Message class: J4 - External Data Transfer

• Message number: 109

• Message text: Sender structure maintenance is locked by user &

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 J4109 - Sender structure maintenance is locked by user & ?

  The SAP error message J4109, which states "Sender structure maintenance is locked by user &," typically indicates that a user is trying to access or modify a sender structure in the SAP system that is currently locked by another user. This can happen in various scenarios, such as when a user is editing a configuration or data structure in the SAP system, and another user attempts to access the same structure.
  Cause:
  
  User Lock: The most common cause is that another user is currently editing the sender structure, which locks it for other users.
  Session Timeout: Sometimes, a user may have left a session open, and the system still considers it locked.
  Technical Issues: There may be technical issues or bugs in the system that cause locks to persist longer than necessary.
  
  Solution:
  
  Wait and Retry: The simplest solution is to wait for the other user to finish their work and release the lock. You can try again after some time.
  Identify the Locking User: If you have the necessary authorizations, you can check which user is holding the lock. You can do this using transaction code SM12 (Display and Delete Locks). Look for the user that is locking the structure and see if it is still active.
  Contact the Locking User: If you identify the user, you can reach out to them to see if they can release the lock.
  Delete the Lock: If the locking user is no longer active (e.g., they have logged off), you can delete the lock entry in transaction SM12. However, be cautious with this approach, as it may lead to data inconsistencies if the user was in the middle of a critical operation.
  Check for Technical Issues: If the problem persists, it may be worth checking with your SAP Basis team to see if there are any underlying technical issues causing locks to not be released properly.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  SM21: To check system logs for any related errors or warnings.
  ST22: To check for dumps that might indicate underlying issues.
  
  
  User Authorizations: Ensure that you have the necessary authorizations to view and manage locks.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  
  If the issue continues to occur frequently, it may be beneficial to analyze the processes and user activities that lead to these locks to optimize the workflow and reduce contention for resources.