When you install Windows XP, you may experience one or more of the following symptoms:

  • When you restart your computer, you may be prompted to use the Last Known Good configuration. When you do so, your computer may stop responding (hang) during the restart, and each time you restart thereafter.
  • You may be prompted to run ScanDisk. When you do so, your computer may stop responding (hang). If you do not run ScanDisk, your computer may start correctly. However you are prompted to run ScanDisk every time you start your computer, and if you do so, your computer may stop responding (hang).
  • When you restart your computer, your computer may stop responding (hang).
  • If you try to restart your computer in Safe mode, your computer may stop responding (hang) when Windows XP tries to load the Agp440.sys service.

This issue may occur if Windows XP tries to use an incompatible video driver during startup.

To resolve this issue, disable the Agp440.sys service…

[Continue reading Microsoft Knowledge Base article 324764]