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Processing triggers for menu (2.1.47ubuntu1) ...
Processing triggers for hicolor-icon-theme (0.13-1) ...
Processing triggers for mime-support (3.55ubuntu1.1) ...
Processing triggers for bamfdaemon (0.5.1+14.10.20140925-0ubuntu1) ...
Rebuilding /usr/share/applications/bamf-2.index...
Processing triggers for desktop-file-utils (0.22-1ubuntu2) ...
Processing triggers for gnome-menus (3.10.1-0ubuntu2) ...
Processing triggers for man-db (2.7.0.2-2) ...
Setting up spamassassin (3.4.0-3ubuntu2.1) ...
error: gpg required but not found!  It is not recommended, but you can use "sa-update" with the --no-gpg to skip the verification. 
dpkg: error processing package spamassassin (--configure):
 subprocess installed post-installation script returned error exit status 2
dpkg: dependency problems prevent configuration of sa-compile:
 sa-compile depends on spamassassin (>= 3.3.2-8); however:
  Package spamassassin is not configured yet.

dpkg: error processing package sa-compile (--configure):
 dependency problems - leaving unconfigured
Setting up libfreetype6:amd64 (2.5.2-2ubuntu1.1) ...