W2K启动错误，有一个服务没有启动成功。

Hi All,
启动时候出错，报告有个服务没有启动成功，事件察看里面显示：

Event Type: Error
Event Source: Service Control Manager
Event Category: None
Event ID: 7000
Date: 2003-12-5
Time: 17:22:59
User: N/A
Computer: C3215083
Description:
The NTPort Library Driver service failed to start due to the following error:
The system cannot find the file specified.

什么地方错了？