MongoDB Error 129: Failed to Update Lock Status

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Description

Error 129, 'Lock State Change Failed,' indicates that MongoDB was unable to successfully modify the state of an internal database lock. This critical error often occurs when the database attempts to acquire, release, or upgrade a lock but encounters an underlying issue, potentially impacting concurrency control and data integrity.

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Error Message

Lock State Change Failed

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Known Causes

3 known causes

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High Concurrency & Deadlocks

Intense concurrent operations or the presence of a deadlock can prevent MongoDB from properly acquiring or releasing necessary locks, leading to a state change failure.

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System Resource Exhaustion

Insufficient server resources such as CPU, RAM, or disk I/O can hinder MongoDB's ability to manage its internal locking mechanisms effectively.

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Internal Database Corruption

Rarely, inconsistencies or corruption within MongoDB's internal metadata files can interfere with the correct functioning of the locking subsystem.

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Solutions

Coming Soon

Detailed step-by-step solutions for this error are being prepared. In the meantime, try these general troubleshooting tips:

General Troubleshooting Tips

Check the error message carefully for specific details
Review recent changes that might have caused the error
Search for the exact error code in the official documentation
Check log files for additional context
Try restarting the application or service

Find Help

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Related Errors

5 related errors