Just found the same bug in Linux Mint (Bug #638627) The workaround in comment #6 there works like a charm. So it's probably gdm-related.
-- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-control-center in ubuntu. https://bugs.launchpad.net/bugs/692893 Title: keyboard preferences won't persist restart -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs