Created attachment 198717 [details]
screenshot

i am not an expert, so perhaps i am not able to describe the problem as needed;
and perhaps i've also put this issue in the wrong category. ....

because i first attached a screenshot.... an image tell more than hundred words
then i try to describe the problem:

with this file
file:   http://www.trenord.it/media/28348/mi-va-laveno.pdf
evince can't draw/render it properly (as you see in the attachment)
evince draw/render nonexistent characters 

i'm using ArchLinux x86_64 and italian environment
with latest gnome 3.2 software
evince-3.2.0