[cairo] When printing, chars are replaced with square graphic char

[Roger]

> On Sun, Sep 11, 2011 at 02:56:19PM +0930, Adrian Johnson wrote:

>Your printout has been converted from PDF to level 3 PS. The font is
>embedded as a CID font. If you convert to level 2 PS, CID fonts will not
>be used. It could be that the your printer has a problem with CID fonts.
>I found a couple of similar bug reports:
>
>https://bugs.freedesktop.org/show_bug.cgi?id=19640
>https://bugs.launchpad.net/poppler/+bug/277404
>
>I tried printing your printout on my Xerox printer which has an Adobe
>PostScript 3 interpreter and it printed correctly.

Geez.  All this for this:

Edit /etc/cups/ppd/ file and make the following change:

-- *LanguageLevel: "2"
++ *LanguageLevel: "3"

Problem solved.

I've posted notes and the solution concerning this odd problem to Gentoo Cups
Wiki.

-- 
Roger
http://rogerx.freeshell.org/