[XeTeX] MAC OS X 10.8.5 - xdvipdfmx error usexobj (beamer - pgf)

Ulrike Fischer news3 at nililand.de
Tue Sep 17 10:01:18 CEST 2013

Am Tue, 17 Sep 2013 00:56:21 +0200 schrieb Federico Tramarin:

> Hi all,
> I am experiencing a problem with xelatex, with a very simple presentation I
> wrote using beamer. It was written on a linux machine, and all is working
> well.
> Now I am using a mac (last update) with a mactex 2013 base system.
> All needed packages are installed.
> I get an error relative to the use of pgf shadows. In particular, xelatex
> complaints about
> ** WARNING ** Error locating image file "pgfshadebeamer at headfade"
> ** WARNING ** Specified (image) object doesn't exist:
> pgfshadebeamer at headfade
> ** WARNING ** Interpreting special command usexobj (pdf:) failed.

> In practice, the pdf produced does not show the gradient on the background.
> Please note that if I add several other pages, they have the correct
> background. Only the first page is "corrupted".
> Please, is someone able to help me/reproduce this error?
> Or simply could you give me some advice on how to solve it?

I can reproduce the problem with TL 2012, TL2013 and miktex 2.9 on
windows. It goes away if I remove the pstricks related packages and

Ulrike Fischer 

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