bug#11999: 24.1.50; New Info file suffix ".info" breaks `Info-find-node-2'

[Eli Zaretskii <eliz@gnu.org>]

> From: Stefan Monnier <monnier@IRO.UMontreal.CA>
> Cc: Drew Adams <drew.adams@oracle.com>, 11999@debbugs.gnu.org
> Date: Sun, 22 Jul 2012 05:50:29 -0400
> 
> > The doc string IMO does not tell enough, and there's no other
> > documentation about user-error, neither in the ELisp manual nor in
> > NEWS (which only mentions its existence).
> 
> Can you be specific about what additional info you need?

Just what you wrote below.  (Thanks.)

> > Stefan, could you perhaps provide some insight?  What is a "pilot
> > error" in this context,
> 
> A error of the user rather than of the author of the code.

What about an error condition that is neither of these two?  Or are
you saying that an error must be one of these two, and nothing else?

> >> An index lookup that finds no hit is NOT "expected to be the result of an
> >> incorrect manipulation on the part of the user, rather than the result of an
> >> actual problem." 
> 
> By "actual problem", I meant "a bug in the code", i.e. a problem that
> can be fixed by correcting the code.

But it isn't a user error, either.  Perhaps we should find a better
name for that, as long as it isn't too late.