Is your Windows XP computer giving you the Blue-Screen-of-Death? Not booting to Windows? Are you seeing the error "Stop 0x24" or "NTFS_FILE_SYSTEM" or other problem related to ntfs.sys? Before slicking the disk and losing all your files and settings with a new installation of Windows, try using the utilities on a LiveCD to fix it. A LiveCD is a CD (or DVD) that will boot an alternate operating system without installing or changing any of the files on your hard drive. This makes them ideal troubleshooting and repair tools. In this eHow, we're using KNOPPIX, a version of Linux.