How To Fix DHCDC_RT016 - Lock on table DHCDC_RT_IDSTORE failed

SAP Error Message - Details

• Message type: E = Error

• Message class: DHCDC_RT - Messages for Runtime Object of CDC ABAP Agent

• Message number: 016

• Message text: Lock on table DHCDC_RT_IDSTORE failed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DHCDC_RT016 - Lock on table DHCDC_RT_IDSTORE failed ?

  The SAP error message DHCDC_RT016 indicates that there is a lock on the table DHCDC_RT_IDSTORE, which is preventing the current operation from proceeding. This type of error typically occurs in scenarios where multiple processes or transactions are trying to access the same resource simultaneously, leading to a contention for locks.
  Cause:
  
  Concurrent Access: Multiple users or processes are trying to access or modify the same data in the DHCDC_RT_IDSTORE table at the same time.
  Long-Running Transactions: A transaction that holds a lock on the table is taking too long to complete, causing other transactions to wait.
  Deadlocks: Situations where two or more transactions are waiting for each other to release locks, leading to a deadlock situation.
  Database Configuration: Issues with the database configuration or settings that affect locking behavior.
  
  Solution:
  
  
  Identify the Lock:
  
  Use transaction codes like SM12 (to view and manage locks) to identify which user or process is holding the lock on the table.
  Check for long-running transactions using SM66 (global work process overview) or SM50 (local work process overview).
  
  
  
  Terminate the Lock:
  
  If a specific user or process is holding the lock unnecessarily, you may need to terminate that session. This can be done in SM12 by deleting the lock entry.
  Ensure that terminating a session will not lead to data inconsistency or loss.
  
  
  
  Optimize Transactions:
  
  Review the code or processes that are accessing the DHCDC_RT_IDSTORE table to ensure they are optimized and not holding locks longer than necessary.
  Consider breaking down long transactions into smaller units of work.
  
  
  
  Increase Lock Timeout:
  
  If appropriate, you can increase the lock timeout settings in the database or SAP system to allow longer wait times for locks to be released.
  
  
  
  Database Maintenance:
  
  Regularly perform database maintenance tasks to ensure that the database is running optimally and that locks are being managed effectively.
  
  
  
  Consult Documentation:
  
  Refer to SAP Notes or documentation related to the specific version of SAP you are using for any known issues or patches that may address this locking behavior.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or solutions for this specific error.
  System Logs: Review system logs for any additional error messages or warnings that may provide context for the locking issue.
  Performance Monitoring: Implement performance monitoring tools to track database performance and locking behavior over time.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or SAP support for further assistance.