Do yourself a favor and login as root to save yourself some time and headaches:
$ sudo su -Install unattended-upgrades:
Kevin McCormack HarlemSquirrel
HarlemSquirrel
/ ubuntu_unattended_upgrades_gmail.markdown
Created
November 4, 2017 17:24
— forked from roydq/ubuntu_unattended_upgrades_gmail.markdown
Unattended upgrades on Ubuntu 14.04 with email notifications