Err http://ppa.launchpad.net trusty/main amd64 Packages 404 Not Found

Hi,

I'm getting "Oops Something went wrong!!" error when I try to add a new site through ee.
Oops Something went wrong!!
Check logs for reasontail /var/log/ee/ee.log& Try Again!!!

Here is the last few lines of the log.
Any help would be appreciated.

Ign http://ppa.launchpad.net trusty/main Translation-en
Hit http://mirrors.digitalocean.com trusty/universe Sources
Err http://ppa.launchpad.net trusty/main amd64 Packages
404 Not Found
Err http://ppa.launchpad.net trusty/main i386 Packages
404 Not Found
Ign http://ppa.launchpad.net trusty/main Translation-en_US
Hit http://mirrors.digitalocean.com trusty/main amd64 Packages
Hit http://mirrors.digitalocean.com trusty/universe amd64 Packages
Ign http://ppa.launchpad.net trusty/main Translation-en
Hit http://mirrors.digitalocean.com trusty/main i386 Packages
Hit http://mirrors.digitalocean.com trusty/universe i386 Packages
Hit http://mirrors.digitalocean.com trusty/main Translation-en
Hit http://mirrors.digitalocean.com trusty/universe Translation-en
Ign http://mirrors.digitalocean.com trusty/main Translation-en_US
Ign http://mirrors.digitalocean.com trusty/universe Translation-en_US
2017-02-16 01:29:42,929 (INFO) ee : Oops Something went wrong!!
2017-02-16 01:29:42,930 (ERROR) ee : Check logs for reasontail /var/log/ee/ee.log& Try Again!!!