Google suggests it might be a bug in gnome's thumbnailer (pixbuf loader) (It also seems to happen in nautilus and chrome with a tar.bz2). Try to search in your package manager for installed packages that contain the name "pixbuf" and update those.
Google suggests it might be a bug in gnome's thumbnailer (pixbuf loader) (It also seems to happen in nautilus and chrome with a tar.bz2). Try to search in your package manager for installed packages that contain the name "pixbuf" and update those.