How To Fix RSO_RES_IOBJ004 - InfoObject &1: Lock handle failure

SAP Error Message - Details

• Message type: E = Error

• Message class: RSO_RES_IOBJ - InfoObject Resource

• Message number: 004

• Message text: InfoObject &1: Lock handle failure

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSO_RES_IOBJ004 - InfoObject &1: Lock handle failure ?

  The SAP error message RSO_RES_IOBJ004, which indicates a "Lock handle failure" for an InfoObject, typically occurs in the context of SAP BW (Business Warehouse) when there is an issue with the locking mechanism used to manage concurrent access to InfoObjects. This can happen during data loading, reporting, or when performing administrative tasks.
  Causes:
  
  Concurrent Access: Multiple processes or users are trying to access or modify the same InfoObject simultaneously, leading to a lock contention.
  Long-Running Transactions: A transaction that takes too long to complete may hold a lock longer than expected, causing other processes to fail when they attempt to access the same InfoObject.
  System Performance Issues: If the system is under heavy load or experiencing performance issues, it may not be able to manage locks effectively.
  Database Issues: Problems with the underlying database, such as deadlocks or connection issues, can also lead to lock failures.
  Configuration Issues: Incorrect settings in the BW system or in the InfoObject configuration can lead to locking problems.
  
  Solutions:
  
  Check for Active Processes: Use transaction codes like SM12 to check for active locks on the InfoObject. If you find any unnecessary locks, you can release them if appropriate.
  Review Long-Running Transactions: Identify any long-running processes that may be holding locks and optimize them if possible. You can use transaction SM66 to monitor active processes.
  Increase System Resources: If the system is under heavy load, consider increasing the resources (CPU, memory) allocated to the SAP system.
  Database Maintenance: Perform regular database maintenance to ensure that the database is functioning optimally. This includes checking for deadlocks and optimizing queries.
  Adjust Lock Timeout Settings: If applicable, consider adjusting the lock timeout settings in the SAP system to allow for longer wait times before a lock failure occurs.
  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 (to view and manage locks), SM66 (to monitor active processes), and ST22 (to check for dumps).
  SAP BW Documentation: Review the official SAP BW documentation for best practices on managing InfoObjects and data loading processes.
  Performance Monitoring: Utilize tools like SAP Solution Manager or BW-specific monitoring tools to keep an eye on system performance and locking behavior.
  
  If the issue persists after trying the above solutions, it may be necessary to engage SAP support for further assistance.