Comment 1 for bug 503789

FTBFS in lucid:
g++ -DHAVE_CONFIG_H -I. -DDATA_DIR_CONFIG=\"/usr/share/bgoffice/\" -pthread -D_REENTRANT -I/usr/include/gtkmm-2.4 -I/usr/lib/gtkmm-2.4/include -I/usr/include/giomm-2.4 -I/usr/lib/giomm-2.4/include -I/usr/include/pangomm-1.4 -I/usr/lib/pangomm-1.4/include -I/usr/include/gtk-2.0 -I/usr/include/gtk-unix-print-2.0 -I/usr/include/atkmm-1.6 -I/usr/include/gdkmm-2.4 -I/usr/lib/gdkmm-2.4/include -I/usr/include/glibmm-2.4 -I/usr/lib/glibmm-2.4/include -I/usr/include/glib-2.0 -I/usr/lib/glib-2.0/include -I/usr/include/sigc++-2.0 -I/usr/lib/sigc++-2.0/include -I/usr/include/cairomm-1.0 -I/usr/include/pango-1.0 -I/usr/include/cairo -I/usr/include/pixman-1 -I/usr/include/freetype2 -I/usr/include/directfb -I/usr/include/libpng12 -I/usr/lib/gtk-2.0/include -I/usr/include/atk-1.0 -Wall -g -O2 -MT workhelper.o -MD -MP -MF .deps/workhelper.Tpo -c -o workhelper.o workhelper.cpp
workhelper.cpp: In constructor 'WorkHelper::WorkHelper()':
workhelper.cpp:42: error: invalid conversion from 'Gtk::ButtonBox*' to 'Gtk::HButtonBox*'

Can you have a look?

Thanks,
Fabrice