I have had the same problem as neal and pinkwerks, in booting from the fiesty live cd the xfce panel fails to launch. I created a separate bug report, as this is different from the disappearing panel issue, although i have also experienced a disappearing applications menu. See https://bugs.launchpad.net/ubuntu/+source/xfce4-panel/+bug/138902
I have had the same problem as neal and pinkwerks, in booting from the fiesty live cd the xfce panel fails to launch. I created a separate bug report, as this is different from the disappearing panel issue, although i have also experienced a disappearing applications menu. See https:/ /bugs.launchpad .net/ubuntu/ +source/ xfce4-panel/ +bug/138902