Old user can't log in

[Da Rock]

On Thu, 2009-02-12 at 21:48 -0500, John Almberg wrote:
> On Feb 12, 2009, at 7:19 PM, Chuck Swiger wrote:
> 
> > On Feb 12, 2009, at 3:14 PM, John Almberg wrote:
> >> Just ran into a strange problem... I have a long-standing user  
> >> account on my FreeBSD box that no longer works. She can't ssh into  
> >> the box, and I can't even su to her account.
> >>
> >> $ su jessica
> >> Password:
> >> su: setusercontext: Invalid argument
> >
> > Does group 1022 exist in /etc/groups?
> 
> Yes
> 
> > Is the user a member of more than 16 groups?
> 
> Actually, 15 plus it's own group, so yes, I guess exactly 16.
> 
> I can guess what you're going to say next. Frack...
> 
> Okay, I guess I can reorganize groups to eliminate this problem.
> 
> Thanks for the hint (as they say, a hint to the wise is sufficient...)
> 
> -- John

I've been following this thread with interest: are you saying FreeBSD
logins cannot handle more than 16 groups? If so, why? Is this mitigated
by using other authentication methods (ie kerberos, ldap, etc)?