Take a look here. Seems alot of people are having that problem
http://www.google.com/search?hl=en&i...re%27+&spell=1
"Thamesider" <(E-Mail Removed)> wrote in message
news:6cd701c3e696$03ede0f0$(E-Mail Removed)...
> My computer has suddenly started to produce 'Delayed
> Write Failure' error messages reporting that it has
> been 'unable to save all the data for the file $Mft' on
> my external partitioned HDD.
>
> There seems to be no patern to these error messages. They
> can appear either while I am working on the PC or if it
> has been left inactive for a while.
>
> After getting the message I check my external drive and
> find a lot of files and folders missing. However, a
> shutdown and restart shows all the files on the drive to
> be intact.
>
> Can anyone tell me what a 'Delayed Write Failue' message
> is and why I'm suddenly getting loads of them - and
> should I worry?
>
> Before sending this e-mail I did a virus sweep, a defrag
> and checked in Control Panels. Nothing shows that there
> is anything wrong.
>
> For your information my external drive is a LaCie 200Gb
> HDD bought last summer. It runs off a USB 2.0 internal
> hub in my PC.
>
> Any help or advice would be incredibly welcome!
>
> Thamesider