May be because you have a sata controler and need to install the sata/raid
drivers from floppy, via F6 option early in the installation process to add
third party drivers
The drivers should be avilable from your Laptop site, or with disks
supplied. If on a cd there is usually a 'make floppy' option to extract the
drivers to floppy

"poli" <poli@discussions.microsoft.com> wrote in message
news:87FBEB6B-9C10-49F4-817C-FE3DF732FC2F@microsoft.com...
>I forgot the password for my laptop which has windows Xp pro installed on
>it,
> when i tried to reinstall windows it gives me an error "setup did not find
> any hard disk drives installed in your computer"
> Please help!