How To Fix 68253 - Lock entries already exist for key & & &

SAP Error Message - Details

• Message type: E = Error

• Message class: 68 - Message for DARWIN Loans (continued)

• Message number: 253

• Message text: Lock entries already exist for key & & &

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 68253 - Lock entries already exist for key & & & ?

  The SAP error message "68253 Lock entries already exist for key & & &" typically indicates that there is a lock entry in the system for a specific key, which prevents the current operation from proceeding. This can occur in various scenarios, such as when multiple users or processes are trying to access or modify the same data simultaneously.
  Cause:
  
  Concurrent Access: The most common cause is that another user or process is currently accessing or modifying the same data, leading to a lock being placed on that data.
  Long-Running Transactions: If a transaction takes a long time to complete, it can hold locks longer than expected, causing other transactions to fail with this error.
  System Configuration: Certain configurations in the system may lead to unexpected locking behavior.
  Program Errors: Custom programs or scripts may not be handling locks properly, leading to unnecessary lock entries.
  
  Solution:
  
  Identify the Lock: Use transaction code SM12 to view the lock entries. You can check which user or process is holding the lock and for which key.
  Release the Lock: If you determine that the lock is no longer needed (e.g., the user has logged off or the process has failed), you can manually delete the lock entry from SM12. Be cautious when doing this, as it may lead to data inconsistencies if the lock is still valid.
  Review Transaction Logic: If the error occurs frequently, review the logic of the transactions or programs involved to ensure they are not holding locks longer than necessary.
  Increase Timeout Settings: If applicable, consider increasing the timeout settings for locks to allow longer-running transactions to complete without causing errors.
  Implement Proper Lock Handling: Ensure that custom programs are designed to handle locks appropriately, including proper error handling and releasing locks when they are no longer needed.
  
  Related Information:
  
  Lock Management: Understanding how SAP handles locks is crucial. Locks are used to maintain data integrity and prevent conflicts during concurrent access.
  Transaction Codes:
  
  SM12: Display and manage lock entries.
  SM21: Check system logs for any related errors or warnings.
  ST22: Analyze dumps that may provide insight into the issue.
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to locking behavior in your specific version of SAP.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.