The work around suggested by Oliver[1], removing the x bit from /usr/bin/xkbcomp, resolved the problem for me.
[1] https://bugs.launchpad.net/ubuntu/+source/xfce4-session/+bug/97175/comments/6 -- xmodmap doesn't work in feisty https://bugs.launchpad.net/bugs/86904 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is a bug contact for control-center in ubuntu. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
