On Sat, 27 Jul 1996, Greg Putrich wrote:

> >
> >sd1(ncrscsi0:1:0): illegal request, data = 00 00 00 00 24 00 00 c8 00 01
> >
> >or 
> >
> >sd1(ncrscsi0:1:0): illegal request, data = 00 00 00 00 24 00 00 c8 6d b6
> >
> >always one of those two lines.
> 
> I'm using 1.1 Generic #47 and getting those lines as well (with the drive 
> #'s differenent depending on which HD that is in use). Also,
> my system became highly corrupted and had to be reinstalled. It's been
> running fine for the past few days since it's been reinstalled. I did some
> copying from the 810 to an external 40MB (Fujitsu) and rcvd the errors for
> that device as well. It seems to happen whenever there is quite a bit of
> diskactivity.
> 
> I have a Mac II (8MB) with a Quantum 810 (internal) and a 40MB Fujitsu
> external. 
>

I found that I had this problem a while ago with an older, slower SCSI disk.
I think that the problem turned out to be something with the timing.  I 
heard that Scott R. was working on this one.  Is that still true?  

-Jon