How To Fix /SAPAPO/PMON072 - Error in lock management (key figure schema &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/PMON -

• Message number: 072

• Message text: Error in lock management (key figure schema &1)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/PMON072 - Error in lock management (key figure schema &1) ?

  The SAP error message /SAPAPO/PMON072 Error in lock management (key figure schema &1) typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with the lock management for a key figure schema. This can happen during planning activities, data updates, or when accessing certain planning functions.
  Cause:
  
  Lock Conflicts: The error often arises due to conflicts in lock management, where multiple processes are trying to access or modify the same data simultaneously.
  Database Issues: There may be underlying database issues that prevent proper locking mechanisms from functioning.
  Configuration Errors: Incorrect configuration of the key figure schema or related planning areas can lead to this error.
  System Performance: High system load or performance issues can also contribute to lock management problems.
  
  Solution:
  
  Check Lock Entries: Use transaction code SM12 to check for existing lock entries. If there are stale or unnecessary locks, you can delete them (ensure you have the necessary authorizations).
  Review Configuration: Verify the configuration of the key figure schema and ensure that it is set up correctly. Check for any inconsistencies or errors in the configuration.
  System Performance: Monitor system performance and resource usage. If the system is under heavy load, consider optimizing performance or scheduling intensive tasks during off-peak hours.
  Restart Processes: If the error persists, consider restarting the relevant processes or transactions that are causing the lock conflict.
  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 to lock management.
  Consult SAP Notes: Look for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (for lock entries), SM21 (for system logs), and ST22 (for dumps) to help diagnose the issue.
  SAP Documentation: Refer to the official SAP documentation for APO and lock management for more detailed information on how locks are managed and best practices.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.