I remember a similar problem, and the cuprit was the dot. If I remember
correctly, LaTeX was interpreting everything after the *first* "." as
the extension.

After avoiding "." in file names for images, it worked.

"_" are fine.

Rainer


John Kitchin <jkitchin@andrew.cmu.edu> writes:

> Dashes are usually fine. Did you try replacing the _ with -?
>
> I try to avoid _ in filenames, but - works for me.
>
> On Thu, Feb 5, 2015 at 6:42 PM, Timothée Flutre <timflutre@gmail.com> wrote:
>
>> In the org file, it would look like this:
>> #+latex_header: \graphicspath{ {./images/} }
>> [[file:simul001_a-4_b-0.1.pdf]]
>
>
>
>
> John
>
> -----------------------------------
> Professor John Kitchin
> Doherty Hall A207F
> Department of Chemical Engineering
> Carnegie Mellon University
> Pittsburgh, PA 15213
> 412-268-7803
> @johnkitchin
> http://kitchingroup.cheme.cmu.edu

-- 
Rainer M. Krug
email: Rainer<at>krugs<dot>de
PGP: 0x0F52F982