How To Fix RSO_SEGR053 - Semantic Group '&1': lock handle failure

SAP Error Message - Details

• Message type: E = Error

• Message class: RSO_SEGR - Messages for TLOGO = SEGR (Semantic Group of ADSOs)

• Message number: 053

• Message text: Semantic Group '&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_SEGR053 - Semantic Group '&1': lock handle failure ?

  The SAP error message RSO_SEGR053, which indicates a "Semantic Group '&1': lock handle failure," typically occurs in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence) when there is an issue related to the locking mechanism for semantic groups. This can happen during data loading, reporting, or when accessing certain objects in the system.
  Cause:
  
  Lock Conflicts: The error often arises when there is a conflict in locking mechanisms. This can happen if multiple processes are trying to access or modify the same semantic group simultaneously.
  Long-Running Transactions: If a transaction is taking too long to complete, it may hold onto a lock longer than expected, causing other processes to fail when they attempt to acquire the same lock.
  System Performance Issues: High system load or performance issues can lead to delays in lock handling, resulting in timeouts and failures.
  Database Issues: Problems with the underlying database, such as deadlocks or resource contention, can also lead to lock handle failures.
  
  Solution:
  
  Check for Active Processes: Use transaction codes like SM12 (to check for locks) and SM66 (to monitor active processes) to identify any long-running or conflicting processes that may be holding locks on the semantic group.
  Terminate Conflicting Processes: If you identify any processes that are causing lock conflicts, you may need to terminate them. Be cautious when doing this, as it may affect ongoing transactions.
  Optimize Long-Running Queries: Review and optimize any long-running queries or processes that may be holding locks for extended periods.
  Increase Lock Timeout: If appropriate, consider increasing the lock timeout settings in the system configuration to allow more time for processes to complete before timing out.
  System Performance Tuning: Investigate and address any underlying performance issues in the system that may be contributing to the locking problems.
  Database Maintenance: Perform regular database maintenance to ensure that the database is running optimally and to prevent issues like deadlocks.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to RSO_SEGR053 for any specific patches or updates that may address this issue.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Documentation: Review SAP documentation for best practices on managing locks and performance tuning in SAP BW/BI environments.
  
  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 and assistance.