How To Fix /PICM/UI022 - Activity locked by another user

SAP Error Message - Details

• Message type: E = Error

• Message class: /PICM/UI -

• Message number: 022

• Message text: Activity 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PICM/UI022 - Activity locked by another user ?

  The SAP error message /PICM/UI022 Activity locked by another user typically indicates that a particular activity or transaction in the SAP system is currently being accessed or modified by another user. This locking mechanism is a part of SAP's concurrency control to ensure data integrity and prevent conflicts when multiple users attempt to access the same data simultaneously.
  Cause:
  
  Concurrent Access: Another user is currently working on the same transaction or activity.
  Session Timeout: A previous session may not have been properly closed, leaving the activity locked.
  System Configuration: Certain configurations may lead to more aggressive locking mechanisms.
  Long-running Transactions: If a transaction takes a long time to complete, it can lock the activity for an extended period.
  
  Solution:
  
  Wait and Retry: If the activity is locked by another user, the simplest solution is to wait for that user to complete their task and then try again.
  Identify the Lock: Use transaction code SM12 to check for locks. You can see which user is holding the lock and what object is locked.
  
  If you have the necessary permissions, you can unlock the session, but this should be done with caution as it may lead to data inconsistency.
  
  
  Contact the User: If you can identify the user holding the lock, you may want to contact them to see if they can complete their task or release the lock.
  Check for Background Jobs: Sometimes, background jobs can also hold locks. Use transaction SM37 to check for any running jobs that might be causing the lock.
  Review System Configuration: If this issue occurs frequently, it may be worth reviewing the system's locking configuration and user access patterns to optimize performance and reduce locking conflicts.
  
  Related Information:
  
  Lock Management: Understanding how SAP handles locks can help in troubleshooting. Locks can be at the database level or application level.
  User Roles and Permissions: Ensure that users have the appropriate roles and permissions to avoid unnecessary locks.
  SAP Notes: Check SAP Notes for any known issues or patches related to locking mechanisms in your specific version of SAP.
  Documentation: Refer to SAP documentation for more details on transaction locking and management.
  
  If the problem persists or if you are unsure about unlocking sessions, it is advisable to consult with your SAP Basis team or system administrator for further assistance.