Why do I have to keep doing "portsnap extract"?

[Peggy Wilkins]

On 5/5/06, Colin Percival <cperciva at freebsd.org> wrote:
> Peggy Wilkins wrote:
> > On 5/4/06, Colin Percival <cperciva at freebsd.org> wrote:
> >> Do you have a ".portsnap.INDEX" file in your ports tree?
> >
> > Yes; I don't know if it was there before I ran portsnap today, though.
> > -rw-r--r--     1 root  wheel   1230186 May  4 16:39 .portsnap.INDEX
>
> Does 'portsnap update' work now?

Yes, it does.  I will guess that I must have done something to my
ports tree (absentmindedly no doubt) that made it not work before. 
Thanks for the help.
--
Peggy Wilkins