Error "the file ahcix64.sys is corrupted"

[reachvijeesh]

Hi Fernado,

i am getting an error " the file ahcix64.sys is corrupted"

i am having Dell Inspiron 1520 Laptop with Vista i need to install Winxp SP2 and my DVd Drive is also not working so

having WinSetupFromUSB_0-2-1.exe software to insttal xp from usb , its booting and after that i am getting the above said error

its with ICH8M SATA Storage

why it is showing that the file is corrupted...........?

can u help me out .........please