How To Fix /SAPTRX/ASC004 - Application object reference for &1 &2 in system &3 is locked by &4

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPTRX/ASC -

• Message number: 004

• Message text: Application object reference for &1 &2 in system &3 is locked by &4

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPTRX/ASC004 - Application object reference for &1 &2 in system &3 is locked by &4 ?

  The SAP error message /SAPTRX/ASC004 indicates that an application object reference is locked in the system. This typically occurs when a particular object (like a document, transaction, or record) is being accessed or modified by another user or process, preventing other users from making changes to it.
  Cause:
  
  Concurrent Access: Another user or process is currently using the object, leading to a lock.
  Long-running Transactions: A transaction that takes a long time to complete may hold a lock on the object longer than expected.
  System Errors: Sometimes, system errors or crashes can leave locks in place that are not released properly.
  Lock Table Overflow: If the lock table is full, it may prevent new locks from being created, leading to this error.
  
  Solution:
  
  Wait and Retry: If the lock is temporary, waiting for the other user or process to complete their transaction may resolve the issue.
  Identify the Lock: Use transaction codes like SM12 (Display and Delete Locks) to identify which user or process is holding the lock. You can check the lock entries and see if you can contact the user to release the lock.
  Release the Lock: If you have the necessary authorizations, you can manually delete the lock entry in SM12. Be cautious with this approach, as it may lead to data inconsistencies if the other user is still working on the object.
  Check for Long-running Processes: Use transaction SM66 (Global Work Process Overview) to identify any long-running processes that may be holding locks.
  System Administration: If the issue persists, it may require intervention from your SAP Basis team to investigate further, especially if it involves system errors or lock table issues.
  
  Related Information:
  
  Lock Management: Understanding how SAP handles locks is crucial. SAP uses a locking mechanism to ensure data integrity during concurrent access.
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  SM66: To monitor active processes in the system.
  SM21: To check system logs for any related errors or warnings.
  
  
  Documentation: Refer to SAP Help documentation for more details on lock management and troubleshooting.
  
  If the problem continues after trying the above solutions, it may be necessary to escalate the issue to your SAP support team for further investigation.