电脑不能启动，开机时提示以下错误：

NTLDR is missing

Press any key to restart

这是一个典型的启动故障进入故障恢复控制台就可以解决，但又发现如下问题

Microsoft Windows XP (TM) 故障恢复控制台

故障恢复控制台提供系统修复和故障恢复的功能

要退出故障恢复控制台并重新启动计算机，请键入EXIT

C:\>dir

C:\的目录

枚举目录时出现错误

C:\>_

其他的分盘可以列出目录

发现进入故障恢复控制台之前不需要选择Windows操作系统和输入管理员密码。

g:\>copy i386\ntldr c:\

直接蓝屏死机，停机码如下：

A Problem has been detected and windows has been shut down to prevent damage to your computer.

BAD_POOL_HEADER

If this is the first time you’ve seen this Stop error screen，restart your computer。If this screen appears again,follow these steps:

Check to make sure any new hardware or software is properly installed.If this is a new installation,ask your hardware or software manufacturer for any windows updates you might need.

If problems continue,disable or remove any newly installed hardware or software.Disable BIOS memory options such as caching or shadowing.If you need to use safe mode to remove or disable components,restart your computer,press F8 to select Advanced Startup Options,and then select Safe mode.

Technical information:

*** STOP:0x00000019 (0x00000020,0xE107FA40,0xE107FA98,0x0C0B0601)

解决办法：进入故障恢复控制台使用chkdsk /r命令修复磁盘就可以列目录了。