Return Values
If the function succeeds, the return value is nonzero.
If the function fails, the return value is zero. To get extended error information, call GetLastError.
The following error codes can be set by the service control manager. Others can be set by the registry functions that are called by the service control manager.
Error code Meaning
ERROR_ACCESS_DENIED The specified handle was not opened with SERVICE_START access.
ERROR_INVALID_HANDLE The specified handle is invalid.
ERROR_PATH_NOT_FOUND The service binary file could not be found.
ERROR_SERVICE_ALREADY_RUNNING An instance of the service is already running.
ERROR_SERVICE_DATABASE_LOCKED The database is locked.
ERROR_SERVICE_DEPENDENCY_DELETED The service depends on a service that does not exist or has been marked for deletion.
ERROR_SERVICE_DEPENDENCY_FAIL The service depends on another service that has failed to start.
ERROR_SERVICE_DISABLED The service has been disabled.
ERROR_SERVICE_LOGON_FAILED The service could not be logged on. This error occurs if the service was started from an account that does not have the "Log on as a service" right.
ERROR_SERVICE_MARKED_FOR_DELETE The service has been marked for deletion.
ERROR_SERVICE_NO_THREAD A thread could not be created for the service.
ERROR_SERVICE_REQUEST_TIMEOUT The process for the service was started, but it did not call StartServiceCtrlDispatcher, or the thread that called StartServiceCtrlDispatcher may be blocked in a control handler function.
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