I got the same problem/error , but with the simple_captcha plugin and
RMagick.


On Apr 30, 12:04 pm, milan <[EMAIL PROTECTED]> wrote:
> > Looks like it's looking for system-wide fonts installed, and of course
> > there are no fonts installed on a headless server.  I suggest
> > uploading the font file(s) it needs into your app, and then figuring
> > out how to point it at your local app directory - something like
> > #{RAILS_ROOT}/fonts/myfont.pfb.
>
> > Adam
>
> The reported error is from ImageMagick. It uses configuration files to
> locate fonts and other resources, for example  /usr/lib/
> ImageMagick-6.2.5/config/type-ghostscript.xml.  In fact, the text of
> the error message
>
> Magick::ImageMagickError in AdminController#qualify_data_display_input
>
> unable to read font `/usr/share/fonts/type1/gsfonts/n019003l.pfb'
>
> is derived from this line of   type-ghostscript.xml:
>
>   .
>   .
> stretch="normal" format="type1" metrics="/usr/share/ghostscript/fonts/
> n019003l.afm" glyphs="/usr/share/ghostscript/fonts/n019003l.pfb"/>
>
> So how is a heroku user to configure ImageMagick to look at an
> appropriate path -- not the default, one accessible to the user?
>
> Thanks,
> Milan
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