How To Fix 14049 - ABAP session was reset after loss of the lock table

SAP Error Message - Details

• Message type: E = Error

• Message class: 14 - Task handler messages

• Message number: 049

• Message text: ABAP session was reset after loss of the lock table

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 14049 - ABAP session was reset after loss of the lock table ?

  The SAP error message 14049, which states "ABAP session was reset after loss of the lock table," typically occurs when there is a problem with the lock management in the SAP system. This can happen due to various reasons, including system performance issues, database problems, or configuration errors.
  Causes:
  
  Lock Table Overflow: The lock table may have reached its maximum capacity, causing the system to reset sessions.
  Database Issues: Problems with the underlying database, such as deadlocks or timeouts, can lead to loss of locks.
  Network Issues: Network interruptions can cause sessions to lose their connection to the lock table.
  System Performance: High load on the system can lead to delays in processing, which may result in session resets.
  Configuration Errors: Incorrect settings in the SAP system configuration related to lock management.
  
  Solutions:
  
  Monitor Lock Table Usage: Use transaction codes like SM12 to monitor and manage locks. Check if the lock table is full and clear unnecessary locks if needed.
  Increase Lock Table Size: If the lock table is frequently full, consider increasing its size. This can be done by adjusting the profile parameters enque/table_size in the instance profile.
  Check Database Performance: Investigate the database for any performance issues or deadlocks. Use database monitoring tools to identify and resolve these issues.
  Review Network Stability: Ensure that the network connection between the application server and the database is stable and has low latency.
  System Performance Tuning: Analyze system performance and optimize it by adjusting parameters, increasing resources, or tuning the application code.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as these may contain fixes for known issues.
  
  Related Information:
  
  Transaction Codes: 
  
  SM12: To view and manage lock entries.
  SM21: To check system logs for any related errors.
  ST22: To analyze dumps that may provide more context on the error.
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review SAP documentation on lock management and performance tuning for best practices.
  
  If the issue persists after trying the above solutions, it may be necessary to engage SAP support for further assistance.