How To Fix C-037 - List object & is already being processed

SAP Error Message - Details

• Message type: E = Error

• Message class: C- -

• Message number: 037

• Message text: List object & is already being processed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message C-037 - List object & is already being processed ?

  The SAP error message C-037, which states "List object & is already being processed," typically occurs when a user attempts to execute a report or transaction that involves a list object that is already in use or being processed by another user or session. This can happen in various scenarios, such as when multiple users try to access the same report or when a long-running report is still executing.
  Causes:
  
  Concurrent Access: Another user or session is currently processing the same list object.
  Long-Running Reports: A report that takes a long time to execute may still be running, preventing other users from accessing the same list.
  Session Issues: Sometimes, a session may not have been properly closed, leaving the list object in a locked state.
  System Locking Mechanism: SAP uses locking mechanisms to prevent data inconsistencies, which can lead to this error if the object is locked.
  
  Solutions:
  
  Wait and Retry: If the list object is being processed by another user, wait for a few moments and then try to execute the report again.
  Check Active Sessions: Use transaction code SM50 (or SM66 for global monitoring) to check for active processes. If you find a long-running process that is blocking access, you may need to wait for it to complete or consult with the user running it.
  Terminate Long-Running Jobs: If you have the necessary authorizations, you can terminate the job that is holding the lock. Be cautious with this approach, as it may lead to data inconsistencies.
  Clear User Sessions: If you suspect that a session is stuck, you can use transaction SM04 to see the list of active user sessions and log off any that are no longer needed.
  Contact SAP Basis Team: If the issue persists, it may be necessary to involve your SAP Basis team to investigate further, as they can check for system-level locks or issues.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM50, SM66, and SM04 for monitoring processes and sessions.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Documentation: Review user documentation or training materials for best practices on running reports and managing sessions in SAP.
  
  By following these steps, you should be able to resolve the C-037 error and understand its implications in your SAP environment.