How To Fix /SSB/CORE823 - Object lock failed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SSB/CORE -

• Message number: 823

• Message text: Object lock failed

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SSB/CORE823 - Object lock failed ?

  The SAP error message /SSB/CORE823 Object lock failed typically indicates that there is an issue with object locking in the SAP system. This can occur in various scenarios, such as when multiple users or processes are trying to access or modify the same object simultaneously, leading to a conflict.
  Causes:
  
  Concurrent Access: Multiple users or processes are trying to access or modify the same object at the same time.
  Long-Running Transactions: A transaction that takes a long time to complete may hold a lock on an object longer than expected, preventing others from accessing it.
  Deadlocks: Situations where two or more processes are waiting for each other to release locks, causing a standstill.
  System Configuration Issues: Misconfigurations in the SAP system that affect how locks are managed.
  Database Issues: Problems with the underlying database that may affect locking mechanisms.
  
  Solutions:
  
  Wait and Retry: If the error is due to temporary contention, waiting for a few moments and then retrying the operation may resolve the issue.
  Identify Lock Holders: Use transaction codes like SM12 (for lock entries) to identify which user or process is holding the lock. You can then decide whether to wait for it to release or take action.
  Release Locks: If you identify a lock that is no longer needed, you can manually delete it using transaction SM12, but be cautious as this may lead to data inconsistencies.
  Optimize Transactions: Review and optimize long-running transactions to ensure they complete quickly and release locks in a timely manner.
  Check for Deadlocks: Use transaction SM21 (system log) to check for deadlocks and analyze the logs to understand the cause.
  System Configuration Review: Review the system configuration related to locking mechanisms to ensure they are set up correctly.
  Database Maintenance: Ensure that the underlying database is well-maintained and optimized, as database issues can affect locking behavior.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message. SAP frequently updates its knowledge base with solutions for common problems.
  Transaction Codes:
  
  SM12: Display and manage lock entries.
  SM21: View system logs for error analysis.
  ST22: Check for dumps that may provide additional context.
  
  
  Performance Monitoring: Use tools like ST03N to monitor system performance and identify bottlenecks that may lead to locking issues.
  
  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.