Well, ctrl-/ isn't a real character. The fact that your terminal sends a ctrl-_ when pressing ctrl-/ is not vim's problem. However, gvim does interpret ctrl-7 as a ctrl-_, so use that instead.
-- Control-/ is broken in vim-gtk and vim-gnome https://bugs.launchpad.net/bugs/534124 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs