How To Fix BS242 - System error in lock management

SAP Error Message - Details

• Message type: E = Error

• Message class: BS - Status Management

• Message number: 242

• Message text: System error in lock management

What causes this issue?

During the attempt to lock data maintenance for other users
a system error occurred.

System Response

You can currently only display this data.

How to fix this error?

Please contact your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BS242 - System error in lock management ?

  The SAP error message BS242, which indicates a "System error in lock management," typically arises when there are issues related to the lock entries in the SAP system. This can occur due to various reasons, including database inconsistencies, problems with the lock table, or issues with the application server.
  Causes:
  
  Lock Table Overflow: The lock table may be full, preventing new locks from being created.
  Database Issues: There may be inconsistencies or corruption in the database that affect lock management.
  Application Server Problems: Issues with the application server or its configuration can lead to lock management errors.
  Network Issues: Network problems can disrupt communication between the application server and the database.
  System Resource Limitations: Insufficient system resources (like memory or CPU) can lead to failures in lock management.
  
  Solutions:
  
  
  Check Lock Table Size: Increase the size of the lock table if it is full. This can be done by adjusting the profile parameters in the SAP system.
  
  Parameters to check: enque/table_size and enque/table_size_max.
  
  
  
  Monitor and Clear Locks: Use transaction codes like SM12 to monitor and clear unnecessary locks. This can help free up space in the lock table.
  
  
  Database Consistency Check: Run database consistency checks to identify and resolve any inconsistencies. This may involve using tools like DB02 or DBACOCKPIT.
  
  
  Restart Application Server: If the issue persists, consider restarting the application server to reset the lock management system.
  
  
  Check System Logs: Review system logs (transaction SM21) for any related errors or warnings that could provide more context about the issue.
  
  
  Update SAP Kernel: Ensure that you are using the latest version of the SAP kernel, as updates may contain fixes for known issues related to lock management.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that address the BS242 error. There may be specific patches or recommendations available.
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: Display and manage lock entries.
  SM21: System log for monitoring errors and warnings.
  DB02: Database performance monitoring.
  
  
  
  SAP Notes: Search for specific SAP Notes related to BS242 for detailed troubleshooting steps and solutions.
  
  
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  
  If the problem persists after trying the above solutions, it may be necessary to involve SAP support for further assistance.