PDF invoice is missing czech characters

[alekibango]

when i generate PDF, non-latin1 characters are displayed as black boxes. Not yet sure why.

virtualenv package versions are:

Cartridge==0.8.4
Django==1.5.5
Mezzanine==1.4.16
Pillow==2.2.1
argparse==1.2.1
bleach==1.2.2
distribute==0.6.24
filebrowser-safe==0.2.31
grappelli-safe==0.2.23
html5lib==0.95
ipython==1.1.0
oauthlib==0.6.0
pisa==3.0.33
pyPdf==1.13
pytz==2013.8
reportlab==2.7
requests==1.2.3
requests-oauthlib==0.3.3
wsgiref==0.1.2

[stephenmcd]

This might be useful to you: https://groups.google.com/forum/#!searchin/mezzanine-users/cartridge$20pdf/mezzanine-users/FZXZlmezonE/nmMigZUCQhwJ

Let me know how you go