How To Fix RT746 - Number of errors in enqueue work processes

SAP Error Message - Details

• Message type: E = Error

• Message class: RT - Monitoring infrastructure MSG and alert texts

• Message number: 746

• Message text: Number of errors in enqueue work processes

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RT746 - Number of errors in enqueue work processes ?

  The SAP error message RT746, which indicates "Number of errors in enqueue work processes," typically arises in the context of SAP systems when there are issues related to the enqueue (lock management) processes. This can lead to problems with data consistency and integrity, as the enqueue processes are responsible for managing locks on database objects.
  Causes:
  
  Lock Table Overflow: The enqueue lock table may be full, preventing new locks from being created.
  Configuration Issues: Incorrect configuration of the enqueue server or insufficient resources allocated to it.
  Network Issues: Problems with network connectivity between application servers and the enqueue server.
  System Load: High system load or performance issues can lead to timeouts or failures in the enqueue processes.
  Database Issues: Problems with the underlying database can also affect the enqueue processes.
  
  Solutions:
  
  Check Lock Table Size: Increase the size of the lock table if it is full. This can be done by adjusting the parameter enque/table_size in the instance profile.
  Monitor Enqueue Processes: Use transaction codes like SM12 (to check for locks) and SM21 (to check system logs) to monitor the enqueue processes and identify any issues.
  Review Configuration: Ensure that the enqueue server is properly configured and that the necessary resources (CPU, memory) are allocated.
  Check System Performance: Analyze system performance using transaction ST03N or ST06 to identify any bottlenecks that may be affecting the enqueue processes.
  Restart Enqueue Server: If the issue persists, consider restarting the enqueue server. This can sometimes resolve transient issues.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address specific issues related to the RT746 error.
  
  Related Information:
  
  Transaction Codes: 
  
  SM12: To view and manage locks.
  SM21: To view system logs for errors.
  ST02: To monitor buffer and memory usage.
  ST03N: To analyze workload and performance.
  
  
  SAP Notes: Always check for the latest SAP Notes related to enqueue issues, as they may provide specific fixes or recommendations.
  SAP Community: Engage with the SAP Community forums for insights and experiences 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 investigation.