This was caused by an old version of vim c/c++ ide plugin removing ~/.vim/ftplugin/c/menu.vim (or c.vim) and installing the latest version (http://vim.sourceforge.net/scripts/script.php?script_id=213) worked for me
-- Startup errors from c.vim https://launchpad.net/bugs/87998 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
