How To Fix NGC_CORE_DB007 - Table &1 cannot be locked: system failure

SAP Error Message - Details

• Message type: E = Error

• Message class: NGC_CORE_DB - Message class for Conversion reports

• Message number: 007

• Message text: Table &1 cannot be locked: system failure

What causes this issue?

Table &V1& cannot be locked: system failure.

System Response

The conversion is aborted.

How to fix this error?

SAP support should be contacted to fix the issue and then you should run
the conversion again.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message NGC_CORE_DB007 - Table &1 cannot be locked: system failure ?

  The SAP error message NGC_CORE_DB007, which states "Table &1 cannot be locked: system failure," typically indicates that there is an issue with locking a database table due to a system failure or a problem with the database itself. This can occur in various scenarios, such as during data updates, transactions, or when multiple processes are trying to access the same table simultaneously.
  Causes:
  
  Database Locking Issues: The table may be locked by another transaction or process, preventing the current operation from acquiring the necessary lock.
  Database Connection Problems: There may be issues with the connection to the database, such as network problems or database server downtime.
  Resource Limitations: The database server may be experiencing resource limitations (e.g., memory, CPU) that prevent it from processing the lock request.
  Corruption or Inconsistency: There may be corruption in the database or inconsistencies that prevent the locking mechanism from functioning correctly.
  Configuration Issues: Incorrect configuration settings in the database or SAP system can lead to locking problems.
  
  Solutions:
  
  Check for Active Locks: Use transaction codes like SM12 to check for existing locks on the table. If another process is holding the lock, you may need to wait for it to complete or, if appropriate, release the lock.
  Database Connection: Verify that the database is up and running and that there are no connectivity issues. Check the database logs for any errors.
  System Resources: Monitor the database server's resource usage. If the server is under heavy load, consider optimizing queries or increasing resources.
  Database Consistency Check: Run consistency checks on the database to identify and resolve any corruption issues. This may involve using database-specific tools or commands.
  Restart Services: If the issue persists, consider restarting the SAP application server or the database server to clear any transient issues.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or patches that may address this specific error.
  Contact Support: If the problem cannot be resolved with the above steps, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (to view locks), SM21 (to check system logs), and ST22 (to analyze dumps) for troubleshooting.
  Database Logs: Review the database logs for any errors or warnings that may provide additional context for the failure.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to diagnose and resolve the NGC_CORE_DB007 error effectively.