How To Fix HRPIQ000235 - Cannot lock object due to local enqueue table overflow

SAP Error Message - Details

• Message type: E = Error

• Message class: HRPIQ000 - Messages in Development Class PMIQ

• Message number: 235

• Message text: Cannot lock object due to local enqueue table overflow

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message HRPIQ000235 - Cannot lock object due to local enqueue table overflow ?

  The SAP error message HRPIQ000235 indicates that the system is unable to lock an object because the local enqueue table has overflowed. This typically occurs in SAP systems when the number of locks exceeds the capacity of the local enqueue table, which is used to manage object locks in the system.
  Cause:
  
  High Lock Demand: A large number of concurrent processes or transactions are trying to acquire locks on the same objects, leading to an overflow.
  Configuration Issues: The configuration of the enqueue table may not be sufficient for the current workload.
  Long-Running Transactions: Transactions that hold locks for an extended period can contribute to the overflow.
  Memory Limitations: Insufficient memory allocation for the enqueue table can also lead to this issue.
  
  Solution:
  
  
  Increase the Size of the Enqueue Table:
  
  You can increase the size of the enqueue table by adjusting the parameter enque/table_size in the instance profile. This requires a restart of the SAP instance.
  To do this, go to the SAP system profile parameters and increase the value of enque/table_size to a higher number based on your system's requirements.
  
  
  
  Monitor and Optimize Lock Usage:
  
  Use transaction SM12 to monitor and analyze the locks currently held in the system. Identify any long-running transactions that may be holding locks unnecessarily.
  Encourage users to release locks when they are no longer needed.
  
  
  
  Review and Optimize Code:
  
  If custom code is causing excessive locking, review and optimize it to minimize lock contention.
  
  
  
  Check for System Performance Issues:
  
  Ensure that the system is not under heavy load and that there are no performance bottlenecks that could be contributing to the issue.
  
  
  
  Regular Maintenance:
  
  Regularly perform system maintenance and monitoring to ensure that the enqueue table and overall system performance are within acceptable limits.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: To view and manage locks.
  SM21: To check system logs for any related errors or warnings.
  ST22: To check for dumps that may provide additional context.
  
  
  
  SAP Notes: Check SAP Notes related to this error message for any specific recommendations or patches that may address the issue.
  
  
  Documentation: Refer to SAP documentation for detailed information on enqueue management and performance tuning.
  
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with SAP support for further assistance.