How To Fix TK125 - Internal error (editing lock key &1 &2 failed)

SAP Error Message - Details

• Message type: E = Error

• Message class: TK - Transport Organizer

• Message number: 125

• Message text: Internal error (editing lock key &1 &2 failed)

What causes this issue?

The lock key "&V1&" "&V2&" could not be inserted or modified while
editing the object request lock.
An internal error has occurred.

System Response

The function terminates.

How to fix this error?

Call the function again.
If the error occurs again, send a problem message to the SAP Hotline.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TK125 - Internal error (editing lock key &1 &2 failed) ?

  The SAP error message TK125, which states "Internal error (editing lock key &1 &2 failed)," typically indicates an issue related to the locking mechanism in the SAP system. This error can occur when the system is unable to acquire or release a lock on a particular object, which can happen for various reasons.
  Causes:
  
  Database Lock Issues: The error may arise if there are issues with the database locks, such as deadlocks or if the lock table is full.
  System Performance: High system load or performance issues can lead to timeouts or failures in acquiring locks.
  Transport Issues: If you are working with transport requests, there may be issues with the transport management system.
  User Authorization: The user may not have the necessary authorizations to edit the object that is being locked.
  Corrupted Lock Entries: Sometimes, lock entries can become corrupted, leading to failures in acquiring or releasing locks.
  
  Solutions:
  
  Check Lock Entries: Use transaction code SM12 to check for existing lock entries. You can delete any unnecessary or stale locks that may be causing the issue.
  Review System Performance: Monitor system performance using transaction codes like ST22 (dump analysis) and SM66 (global work process overview) to identify any bottlenecks.
  Check Transport Requests: If the error occurs during a transport, ensure that the transport request is correctly configured and that there are no issues with the transport management system.
  User Authorizations: Verify that the user has the necessary authorizations to perform the action that is causing the error.
  Restart the Application: Sometimes, simply restarting the application or the relevant transaction can resolve temporary issues.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (lock entries), SM21 (system log), and ST22 (dump analysis) for troubleshooting.
  SAP Support: If the issue persists, consider reaching out to SAP Support for further assistance, especially if it appears to be a bug or a more complex issue.
  Documentation: Review SAP documentation and community forums for additional insights and similar cases.
  
  By following these steps, you should be able to diagnose and resolve the TK125 error in your SAP system.