appears similar to: https://bugs.launchpad.net/ubuntu/+source/gnome-panel/+bug/202569 for those who have a google calendar added to evolution, try removing it. it solved the problem for me (until a real fix is found)
-- hardy beta amd 64 selecting gnome panel intlclock causes top bar and many other things to not respond https://bugs.launchpad.net/bugs/204775 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
