Public bug reported:
Binary package hint: gnome-panel
In Edgy, sometimes when dist-upgrading, gnome-panel freezes completely.
Not sure why yet, but this has happened three times.
** Affects: gnome-panel (Ubuntu)
Importance: Undecided
Status: Unconfirmed
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gnome-panel freezes after dist-upgrade
https://launchpad.net/bugs/63481