ERROR_LOG_STATE_INVALID - 6643 (0x19F3)
Log service is not in the correct state to perform a requested action.
Updated: Feb 21, 2026
Technical Meaning
The ERROR_LOG_STATE_INVALID error code indicates that a requested action on the logging service cannot be performed because the log service is not in an expected state. This error typically occurs when attempting to perform operations such as starting, stopping, or querying the status of the logging service while it is in an invalid state.
Error Details
The numeric value for this error code is 6643 (0x19F3). The short description provided with the error is: 'Log service is not in the correct state to perform a requested action.' This implies that there are specific states or conditions under which certain operations on the logging service are not allowed.
Usage Context
This error can occur in various scenarios where the logging service needs to be managed, such as during system startup, shutdown, or when performing administrative tasks. It is important for developers and administrators to understand the state of the logging service before attempting to perform certain actions.
Developer Interpretation
When encountering this error, it is crucial to ensure that the logging service is in a valid state before proceeding with any operations. Developers should check the current state of the logging service using appropriate APIs or tools provided by Windows and only attempt to start, stop, or modify configurations when the service is in an expected operational state.
Related Errors
ERROR_SERVICE_DOES_NOT_EXIST(1060, 0x42C): The requested operation cannot be performed because the specified service does not exist.ERROR_INVALID_SERVICE_STATE(1058, 0x426): A request was made to change the state of a service that is already in the desired state.
FAQ
Q: What causes ERROR_LOG_STATE_INVALID?
A: This error occurs when attempting to perform an operation on the logging service while it is not in a valid state. Common causes include trying to start a service that is already running, or stopping a service that is not currently active.
Q: How can I resolve this error?
A: Ensure that the logging service is in the correct state before performing any operations. Use appropriate APIs or tools to check and manage the state of the logging service.
Summary
The ERROR_LOG_STATE_INVALID error code indicates an invalid state for the logging service during a requested operation. Developers should ensure proper state management when interacting with the logging service to avoid this error.