In the backtrace I supplied, "emacs" is the root of the subversion sandbox
and "src" already exists, whereas "newdir" doesn't.

    -- Anders

On Sun, Nov 22, 2015 at 7:59 PM, Eli Zaretskii <eliz@gnu.org> wrote:

> > Date: Sun, 22 Nov 2015 19:40:32 +0100
> > From: Anders Lindgren <andlind@gmail.com>
> >
> > emacs -Q
> > (setq debug-on-error t) ;; To get a backtrace
> > C-x C-f a/path/to/a/new/directory/in/a/subversion/sandbox/newfile.txt
>
> Which part(s) in this file name don't exist?  And where's the part
> that is the SVN sandbox?
>