How To Fix TK826 - &1 lock key entries deleted successfully

SAP Error Message - Details

• Message type: E = Error

• Message class: TK - Transport Organizer

• Message number: 826

• Message text: &1 lock key entries deleted successfully

What causes this issue?

&V1& obsolete or invalid lock keys were deleted successfully from the
lock key table at database level.

System Response

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

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TK826 - &1 lock key entries deleted successfully ?

  The SAP error message TK826 indicates that lock key entries have been deleted successfully. This message typically arises in the context of SAP's locking mechanism, which is used to prevent data inconsistencies when multiple users or processes attempt to access or modify the same data simultaneously.
  Cause:
  The error message TK826 is not necessarily an error in the traditional sense; rather, it is an informational message indicating that the system has successfully deleted lock entries. This can occur in various scenarios, such as:
  
  Session Termination: When a user session is terminated unexpectedly, the system may clean up any locks associated with that session.
  Transaction Completion: After a transaction is completed, the locks that were held during the transaction may be released.
  Manual Deletion: An administrator or user may have manually deleted lock entries for maintenance or troubleshooting purposes.
  
  Solution:
  Since TK826 is an informational message rather than an error, no specific action is required to resolve it. However, if you are experiencing issues related to data access or locking, consider the following steps:
  
  Check for Active Sessions: Use transaction codes like SM12 (for lock entries) to check if there are any remaining locks that might be causing issues.
  Review Transaction Logs: Look into transaction logs to understand why locks were held and if there are any patterns that need addressing.
  Monitor Performance: If you notice frequent lock issues, consider monitoring system performance and user activity to identify potential bottlenecks or conflicts.
  Consult Documentation: Review SAP documentation or support notes related to locking mechanisms for best practices and troubleshooting tips.
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: Display and manage lock entries.
  SM21: System log for monitoring system messages.
  ST22: Dump analysis for checking runtime errors.
  
  
  
  SAP Notes: Check SAP Notes for any known issues or updates related to locking mechanisms and performance.
  
  
  Best Practices: Implement best practices for transaction design to minimize locking conflicts, such as optimizing database access patterns and ensuring that transactions are kept as short as possible.
  
  
  If you continue to experience issues or if the message is accompanied by other errors, it may be beneficial to consult with your SAP Basis team or SAP support for further assistance.