Works fine for me:
$ dpkg-query -W -f '${Version}\n' tuxpaint 1:0.9.21-1ubuntu2 $ dpkg -L tuxpaint-data | grep el/LC_MESSAGES/tuxpaint.mo /usr/share/locale/el/LC_MESSAGES/tuxpaint.mo $ LANG=el_GR.UTF-8 tuxpaint (displays Greek interface)
Works fine for me:
$ dpkg-query -W -f '${Version}\n' tuxpaint tuxpaint. mo locale/ el/LC_MESSAGES/ tuxpaint. mo
1:0.9.21-1ubuntu2
$ dpkg -L tuxpaint-data | grep el/LC_MESSAGES/
/usr/share/
$ LANG=el_GR.UTF-8 tuxpaint
(displays Greek interface)