How To Fix TK579 - Objects locked in different tasks

SAP Error Message - Details

• Message type: E = Error

• Message class: TK - Transport Organizer

• Message number: 579

• Message text: Objects locked in different tasks

What causes this issue?

Objects &V1& and &V3& cannot be edited together because the first
object in task &V2& and the second object in task &V4&
are locked. The source system of both objects is in another system.

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

In this case, common editing is only possible within a single task.

System Response

The function is terminated.

How to fix this error?

You have several possibilities:
You can edit the objects separately.
You can first release one of the two tasks, including the corresponding
request, and then repeat your function.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TK579 - Objects locked in different tasks ?

  The SAP error message TK579, which states "Objects locked in different tasks," typically occurs when multiple users or processes are trying to access or modify the same object (such as a table, program, or transaction) simultaneously. This can lead to a situation where one task has locked the object, preventing other tasks from accessing it until the lock is released.
  Cause:
  
  Concurrent Access: Multiple users or processes are trying to access the same object at the same time.
  Long-Running Transactions: A transaction that takes a long time to complete may hold locks longer than expected, causing other transactions to wait.
  Uncommitted Changes: If a transaction has not been committed or rolled back, it may hold locks on the objects it has accessed.
  Deadlocks: In some cases, a deadlock situation may arise where two or more tasks are waiting for each other to release locks.
  
  Solution:
  
  Identify the Lock: Use transaction code SM12 to view the list of locks. You can check which user or process is holding the lock on the object.
  Release the Lock: If you have the necessary authorizations, you can manually delete the lock entries in SM12. However, be cautious with this approach, as it may lead to data inconsistency if the transaction is still in progress.
  Wait for the Lock to be Released: If the lock is held by a legitimate process, you may need to wait until that process completes and releases the lock.
  Optimize Transactions: Review the transactions that are causing locks. If they are taking too long, consider optimizing them to reduce the time they hold locks.
  Implement Lock Management: If this is a recurring issue, consider implementing better lock management strategies, such as using shorter transactions or breaking down long-running processes into smaller, manageable tasks.
  Check for Deadlocks: If you suspect a deadlock, you may need to analyze the situation further to identify the processes involved and resolve the deadlock.
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: Display and manage lock entries.
  SM21: Check system logs for any related errors or warnings.
  ST22: Analyze dumps that may provide insights into the issue.
  SM37: Monitor background jobs that may be causing locks.
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to locking behavior in your specific version of SAP.
  
  
  Performance Monitoring: Regularly monitor system performance and locking behavior to proactively address potential issues.
  
  
  By following these steps, you should be able to diagnose and resolve the TK579 error effectively.