I downloaded virtualbox from Here.
And i tried to install it by running the following command
sudo dpkg -i virtualbox-4.3_4.3.20-96996~Ubuntu~raring_i386.deb
And error occured in installation as :
Selecting previously unselected package virtualbox-4.3.
(Reading database ... 345499 files and directories currently installed.)
Preparing to unpack virtualbox-4.3_4.3.20-96996~Ubuntu~raring_i386.deb ...
Unpacking virtualbox-4.3 (4.3.20-96996~Ubuntu~raring) ...
dpkg: dependency problems prevent configuration of virtualbox-4.3:
virtualbox-4.3 depends on psmisc.
dpkg: error processing package virtualbox-4.3 (--install):
dependency problems - leaving unconfigured
Processing triggers for ureadahead (0.100.0-16) ...
Processing triggers for hicolor-icon-theme (0.13-1) ...
Processing triggers for shared-mime-info (1.2-0ubuntu3) ...
Processing triggers for bamfdaemon (0.5.1+14.04.20140409-0ubuntu1) ...
Rebuilding /usr/share/applications/bamf-2.index...
Processing triggers for gnome-menus (3.10.1-0ubuntu2) ...
Processing triggers for desktop-file-utils (0.22-1ubuntu1) ...
Processing triggers for mime-support (3.54ubuntu1) ...
Errors were encountered while processing:
virtualbox-4.3
How to fix it ?
sudo apt-get install virtualbox
since virtualbox is in ubuntu repositories by default