I have tested your fix and I still get this as the output but no Japanese install:
** (gnome-control-center.real:3528): WARNING **: Ignoring launcher gufw (missing desktop file) ** (gnome-control-center.real:3528): WARNING **: Ignoring launcher landscape-client-settings (missing desktop file) ** (gnome-control-center.real:3528): WARNING **: Ignoring launcher language-selector (missing desktop file) ** (gnome-control-center.real:3528): WARNING **: Ignoring launcher ubuntuone-installer (missing desktop file) (gnome-control-center.real:3528): common-cc-panel-WARNING **: Language ja_JP.UTF-8 not installed, trying to intall it Segmentation fault (core dumped) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1556684 Title: gnome-control-center.real crashed with SIGSEGV in g_utf8_validate() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-gnome/+bug/1556684/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs