How To Fix V0034 - Local lock table is full

SAP Error Message - Details

• Message type: E = Error

• Message class: V0 - Screen sequence control messages

• Message number: 034

• Message text: Local lock table is full

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 V0034 - Local lock table is full ?

  The SAP error message V0034, which states "Local lock table is full," typically occurs when the system runs out of space in the local lock table. This can happen due to various reasons, such as a high number of concurrent users, long-running transactions, or inefficient locking mechanisms in the application.
  Causes:
  
  High Concurrency: A large number of users trying to access the same resources simultaneously can lead to an overflow in the lock table.
  Long-Running Transactions: Transactions that hold locks for an extended period can prevent other transactions from acquiring necessary locks, leading to a full lock table.
  Inefficient Locking: Poorly designed applications that lock resources unnecessarily or for too long can contribute to this issue.
  Configuration Issues: The configuration settings for the lock table may not be adequate for the current workload.
  
  Solutions:
  
  
  Increase Lock Table Size:
  
  You can increase the size of the lock table by adjusting the profile parameters in the SAP system. The relevant parameter is enque/table_size. This can be done through transaction RZ10 or RZ11.
  Example: Set enque/table_size to a higher value based on your system's requirements.
  
  
  
  Optimize Transactions:
  
  Review and optimize long-running transactions to ensure they do not hold locks longer than necessary.
  Implement better transaction management practices to minimize lock contention.
  
  
  
  Monitor Lock Usage:
  
  Use transaction SM12 to monitor and analyze lock entries. Identify and resolve any unnecessary locks that are being held.
  Regularly check for and clear stale locks that are no longer needed.
  
  
  
  Review Application Logic:
  
  Analyze the application logic to ensure that locks are being used efficiently. Avoid locking entire tables when only a few rows need to be locked.
  
  
  
  System Performance Tuning:
  
  Consider tuning the overall performance of the SAP system to handle higher loads more effectively. This may involve hardware upgrades or configuration changes.
  
  
  
  Consult SAP Notes:
  
  Check for any relevant SAP Notes that may provide additional guidance or patches related to this error.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: To view and manage lock entries.
  RZ10 or RZ11: To change profile parameters.
  SM21: To check system logs for related errors.
  
  
  
  SAP Documentation: Refer to the official SAP documentation for detailed information on lock management and performance tuning.
  
  
  SAP Community: Engage with the SAP Community forums for insights and solutions shared by other users who may have encountered similar issues.
  
  
  By addressing the underlying causes and implementing the suggested solutions, you can resolve the "Local lock table is full" error and improve the overall performance of your SAP system.