I just did my usual apt-get full-upgrade today and I get this:
root@deathvalley:/home/danahata# aptitude full-upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Reading extended state information
Initializing package states... Done
Building tag database... Done
The following packages are BROKEN:
1 packages upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
Need to get 61.8kB of archives. After unpacking 0B will be used.
The following packages have unmet dependencies:
libtotem-plparser10: Depends: libcamel1.2-11 (>= 18.104.22.168) but 2.22.1-0ubuntu2.1 is installed.
Depends: libedataserver1.2-9 (>= 22.214.171.124) but 2.22.1-0ubuntu2.1 is installed.
The following actions will resolve these dependencies:
Remove the following packages:
Downgrade the following packages:
gnome-panel [1:126.96.36.199-0ubuntu1 (hardy-updates, now) -> 1:188.8.131.52-0ubuntu3 (hardy)]
Leave the following dependencies unresolved:
gnome-panel recommends gnome-applets (>= 2.12.1-1)
Score is 915
Accept this solution? [Y/n/q/?]