Ah-ha. I did not have the indicator-applet-session applet on my panel.
Thanks!
** Changed in: gnome-power-manager (Ubuntu Karmic)
Status: New => Invalid
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applet lacks "Suspend" and "Hibernate" actions
https://bugs.launchpad.net/bugs/446727
You received this bug notification because you
Confirmed on Ubuntu 9.10 beta, x86 arch.
A workaround to directly suspend/hibernate would be to use the
indicator-applet-session, (top right in the gnome panel by default) where these
actions are available.
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applet lacks "Suspend" and "Hibernate" actions
https://bugs.launchpad.net/bugs/446727
** Attachment added: "Dependencies.txt"
http://launchpadlibrarian.net/33325590/Dependencies.txt
** Attachment added: "DevkitPower.txt"
http://launchpadlibrarian.net/33325591/DevkitPower.txt
** Attachment added: "GConfNonDefault.txt"
http://launchpadlibrarian.net/33325592/GConfNonDefault