If your boot.ini file should become corrupted, or mistakes are made in editing it, your computer may stop loading correctly, or even cease to boot up at all. To solve this problem, start the computer from the Windows XP CD, start the Recovery Console, and then use the Bootcfg.exe tool to rebuild the Boot.ini file. To do this, follow these steps:

1. Insert the Windows XP CD-ROM into your CD-ROM or DVD-ROM drive.
2. Boot the computer from the CD-ROM or DVD-ROM drive.
3. When you see the “Press any key to boot from CD” message, press a key.
4. At the “Welcome to Setup” message, press R to start the Recovery Console.
5. If you have a multiple-boot installation, select the Windows installation.
6. When prompted, type the administrator password, and press ENTER.
7. At the command prompt, type bootcfg /list, and then press ENTER.
8. At the command prompt, type bootcfg /rebuild, and then press ENTER.
This command scans the hard disks of the computer for Windows XP, Microsoft Windows 2000, or Microsoft Windows NT installations, and then displays the results. Follow the instructions that appear on the screen to add the Windows installations to the Boot.ini file.
9. Type exit, and then press ENTER to quit Recovery Console.
10.Your computer should restart, Displaying theupdated boot list.

Article written by MyComputerAid.com