How To Fix LXVAS126 - User table is locked by another user

SAP Error Message - Details

• Message type: E = Error

• Message class: LXVAS - LXVAS messages

• Message number: 126

• Message text: User table is locked by another 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 LXVAS126 - User table is locked by another user ?

  The SAP error message LXVAS126 indicates that a user table is locked by another user. This typically occurs in the context of warehouse management or inventory management processes where multiple users may be trying to access or modify the same data simultaneously.
  Cause:
  
  Concurrent Access: Another user is currently accessing or modifying the same data, which leads to a lock being placed on the user table.
  Long-running Transactions: A transaction that takes a long time to complete can hold locks longer than expected, preventing other users from accessing the same data.
  System Configuration: Certain configurations or settings in the SAP system may lead to more frequent locking scenarios.
  User Errors: Sometimes, users may not properly release locks due to errors or unexpected terminations of their sessions.
  
  Solution:
  
  Wait and Retry: If the lock is temporary, waiting for a few moments and then retrying the operation may resolve the issue.
  Identify the Locking User: Use transaction code SM12 to check for active locks. This transaction allows you to see which user is holding the lock and on which object.
  Release the Lock: If you have the necessary authorizations, you can manually release the lock from transaction SM12. However, be cautious when doing this, as it may disrupt the other user's work.
  Check for Long-running Transactions: Investigate if there are any long-running transactions that may be causing the lock. You can use transaction SM66 to monitor active processes in the system.
  Review System Configuration: If locking issues are frequent, consider reviewing the system configuration and settings related to locking mechanisms.
  User Training: Ensure that users are trained on proper session management and how to avoid leaving transactions open longer than necessary.
  
  Related Information:
  
  Transaction Codes:
  
  SM12: Display and manage locks.
  SM66: Monitor active processes across the system.
  SM21: Check system logs for any related errors or warnings.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to locking mechanisms in your specific version of SAP.
  Performance Tuning: If locking is a frequent issue, consider performance tuning of the database and application to reduce contention.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or support for further investigation.