How To Fix WU059 - Module & is locked by another user

SAP Error Message - Details

• Message type: E = Error

• Message class: WU - Promotion management messages

• Message number: 059

• Message text: Module & is locked by another user

What causes this issue?

The module to be processed is currently being processed by another
user and is therefore blocked.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WU059 - Module & is locked by another user ?

  The SAP error message WU059 indicates that a module (or transaction) is locked by another user. This typically occurs when a user is currently editing or processing a transaction, and another user attempts to access the same transaction or module simultaneously. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Concurrent Access: Another user is currently using the same transaction or module, which locks it for other users.
  Unfinished Transactions: A previous session may not have been properly closed, leaving the module in a locked state.
  System Configuration: Certain configurations in the SAP system may lead to locking issues, especially in custom developments or specific transaction codes.
  
  Solutions:
  
  
  Wait and Retry: If the module is locked by another user, the simplest solution is to wait until the other user has finished their work and released the lock. You can periodically retry accessing the module.
  
  
  Check Lock Entries: Use transaction code SM12 to check for lock entries. You can see which user is holding the lock and the transaction involved. If necessary, you can delete the lock entry if you have the appropriate authorizations, but this should be done with caution to avoid data inconsistency.
  
  
  Contact the User: If you identify the user who has locked the module, you can reach out to them to see if they can complete their task or release the lock.
  
  
  Session Management: Ensure that users are properly logging off or closing their sessions to avoid leaving transactions open unintentionally.
  
  
  System Administration: If the issue persists, it may require intervention from a system administrator to investigate potential configuration issues or to clear locks that should not be there.
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  SM21: To check system logs for any related issues.
  SU01: To check user authorizations and roles if you need to manage user access.
  
  
  
  Documentation: Refer to SAP Help documentation for more details on locking mechanisms and best practices for managing user sessions.
  
  
  User Training: Ensure that users are trained on how to properly log off and manage their sessions to minimize locking issues.
  
  
  Performance Monitoring: Regularly monitor system performance and user sessions to identify and resolve potential locking issues proactively.
  
  
  By following these steps, you should be able to address the WU059 error effectively.