$ sudo dpkg -i pd-l2ork-x86_64-20150920.debĀ
(Reading database ... 474214 files and directories currently installed.)
Preparing to unpack pd-l2ork-x86_64-20150920.deb ...
Unpacking pd-l2ork (20150920) over (20150920) ...
Setting up pd-l2ork (20150920) ...
Processing triggers for mime-support (3.55ubuntu1.1) ...
Processing triggers for gnome-menus (3.10.1-0ubuntu2) ...
Processing triggers for desktop-file-utils (0.22-1ubuntu2) ...
Processing triggers for bamfdaemon (0.5.1+14.10.20140925-0ubuntu1) ...
Rebuilding /usr/share/applications/bamf-2.index...
Processing triggers for man-db (2.7.0.2-2) ...
Processing triggers for hicolor-icon-theme (0.13-1) ...
Processing triggers for shared-mime-info (1.2-0ubuntu3) ...
Unknown media type in type 'all/all'
Unknown media type in type 'all/allfiles'
Unknown media type in type 'uri/mms'
Unknown media type in type 'uri/mmst'
Unknown media type in type 'uri/mmsu'
Unknown media type in type 'uri/pnm'
Unknown media type in type 'uri/rtspt'
Unknown media type in type 'uri/rtspu'
Processing triggers for ureadahead (0.100.0-16) ...
$