dd to unused partition (Hey! someone stole my foot-shooting gun!)

[Lowell Gilbert]

"Lee Harr" <missive at hotmail.com> writes:

> >dd if=iso of=/dev/ad0s1
> 
> >dd: /dev/ad0s1: Read-only filesystem
> 
> >I guess I can boot from the install floppies and use the fixit
> >floppy.... Ok. I will go that route, but now I am wondering
> >why has my favorite foot-blaster been taken away? And...
> >for future reference, how can I get around the block?
> >
> 
> 
> I just tried the same thing from the fixit floppy, and I get
> the same message about ad0s1 being a "Read-only
> filesystem"
> 
> What am I missing here?

Raised securelevel?