Description of problem:
Installed an update for calibre from testing repo (0.9.6 currently). When trying to launch I'm getting an error. The program fails to start.

Version-Release number of selected component:
calibre-0.9.6-2.fc17

Additional info:
libreport version: 2.0.18
abrt_version:   2.0.18
cmdline:        python2 /usr/bin/calibre
kernel:         3.6.10-2.fc17.i686.PAE

backtrace:
:__init__.py:808:load_builtin_fonts:IOError: [Errno 2] No such file or directory: '/usr/share/calibre/fonts/liberation/LiberationMono-BoldItalic.ttf'
:
:Traceback (most recent call last):
:  File "/usr/bin/calibre", line 20, in <module>
:    sys.exit(main())
:  File "/usr/lib/calibre/calibre/gui2/main.py", line 426, in main
:    gui_debug=gui_debug)
:  File "/usr/lib/calibre/calibre/gui2/main.py", line 294, in run_gui
:    app.load_builtin_fonts(scan_for_fonts=True)
:  File "/usr/lib/calibre/calibre/gui2/__init__.py", line 808, in load_builtin_fonts
:    with open(ff, 'rb') as s:
:IOError: [Errno 2] No such file or directory: '/usr/share/calibre/fonts/liberation/LiberationMono-BoldItalic.ttf'
:
:Local variables in innermost frame:
:font_scanner: <Scanner(Thread-1, started -1265325248)>
:self: <calibre.gui2.Application object at 0x8d17e84>
:scan_for_fonts: True
:ff: '/usr/share/calibre/fonts/liberation/LiberationMono-BoldItalic.ttf'