How To Fix TK066 - Cannot edit object &1, lock conflict

SAP Error Message - Details

• Message type: E = Error

• Message class: TK - Transport Organizer

• Message number: 066

• Message text: Cannot edit object &1, lock conflict

What causes this issue?

Some subobjects of &V1& are assigned to different requests.

System Response

The function terminates.

How to fix this error?

Make sure that you only edit the subobjects of &V1& in the same request
and repeat the action.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TK066 - Cannot edit object &1, lock conflict ?

  The SAP error message TK066, which states "Cannot edit object &1, lock conflict," typically occurs when a user attempts to edit an object (such as a transaction, document, or configuration) that is currently locked by another user or process. This locking mechanism is a part of SAP's concurrency control to ensure data integrity and prevent conflicts when multiple users are accessing the same object simultaneously.
  Cause:
  
  Lock by Another User: Another user is currently editing the same object, and SAP has placed a lock on it to prevent simultaneous changes.
  Background Jobs: A background job or process may be holding a lock on the object.
  Uncommitted Transactions: If a transaction is not properly committed or rolled back, it may leave a lock on the object.
  Long-running Processes: Long-running transactions or processes can hold locks for extended periods, causing conflicts for other users.
  
  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 Lock: Use transaction code SM12 to check for locks. You can view the list of locked objects and see which user or process is holding the lock.
  
  In SM12, you can filter by the object name or user to find the specific lock.
  
  
  Release the Lock: If you have the necessary authorizations, you can manually delete the lock entry in SM12. However, this should be done with caution, as it may lead to data inconsistency if the other user is actively working on the object.
  Communicate with the User: If another user is holding the lock, communicate with them to determine if they can release the lock or if they are finished with their changes.
  Check Background Jobs: If a background job is causing the lock, you may need to wait for it to complete or check with the administrator to see if it can be stopped.
  Review Transaction Logic: If this error occurs frequently, review the transaction logic to ensure that locks are being managed properly, and consider optimizing long-running processes.
  
  Related Information:
  
  Lock Management: Understanding how SAP handles locks can help in troubleshooting. Locks are typically set at the database level to prevent data inconsistencies.
  Transaction Codes:
  
  SM12: Display and manage lock entries.
  SM21: Check system logs for any related errors or warnings.
  SM37: Monitor background jobs to see if any are causing locks.
  
  
  User Authorizations: Ensure that users have the appropriate authorizations to manage locks if necessary.
  SAP Notes: Check SAP Notes for any known issues or patches related to lock management and the specific transaction you are working with.
  
  By following these steps, you should be able to resolve the TK066 error and understand the underlying causes of lock conflicts in SAP.