How To Fix XMS_PERF600 - Lock for aggregation table requested

SAP Error Message - Details

• Message type: E = Error

• Message class: XMS_PERF - Integration Engine: Messages XI Performance

• Message number: 600

• Message text: Lock for aggregation table requested

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message XMS_PERF600 - Lock for aggregation table requested ?

  The SAP error message XMS_PERF600 typically indicates that there is a lock on an aggregation table that is preventing the requested operation from being completed. This can occur in various scenarios, particularly when multiple processes or users are trying to access or modify the same data simultaneously.
  Cause:
  
  Concurrent Access: Multiple users or processes are trying to access or update the same aggregation table at the same time, leading to a lock.
  Long-Running Transactions: A transaction that takes a long time to complete may hold a lock on the aggregation table longer than expected.
  Deadlocks: Situations where two or more processes are waiting for each other to release locks can also lead to this error.
  System Configuration: Misconfiguration in the system settings related to locking mechanisms or transaction handling.
  
  Solution:
  
  Wait and Retry: If the lock is temporary, waiting for a few moments and then retrying the operation may resolve the issue.
  Identify Locking Processes: Use transaction codes like SM12 (to view and manage locks) to identify which user or process is holding the lock. You can then decide whether to terminate that session if appropriate.
  Optimize Long-Running Transactions: Review and optimize any long-running transactions that may be holding locks unnecessarily.
  Check for Deadlocks: Use transaction SM21 to check the system log for any deadlock situations and resolve them accordingly.
  Adjust Lock Settings: If applicable, review and adjust the locking settings in the system configuration to minimize the chances of locks occurring.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (lock entries), SM21 (system log), and ST22 (dump analysis) for troubleshooting.
  Performance Monitoring: Regularly monitor system performance and locking behavior to identify potential issues before they escalate.
  User Training: Ensure that users are trained on best practices for accessing and modifying data to minimize locking conflicts.
  
  If the issue persists after trying the above solutions, it may be necessary to involve your SAP Basis team or consult SAP support for further assistance.