Preparing to unpack .../ppp_2.4.5-5.1ubuntu3.1_i386.deb ...
Unpacking ppp (2.4.5-5.1ubuntu3.1) over (2.4.5-5.1ubuntu3) ...
Processing triggers for man-db (2.7.0.2-2) ...
Processing triggers for ureadahead (0.100.0-16) ...
ureadahead will be reprofiled on next reboot
Setting up acpid (1:2.0.21-1ubuntu3) ...
update-rc.d: error: initscript does not exist: /etc/init.d/acpid
dpkg: error processing package acpid (--configure):
 subprocess installed post-installation script returned error exit status 1