can not create site after ee is installed. Below are command and error log. Thanks for anyone can help.

sudo ee site create example.com --wp
Adding repository for MySQL, please wait...
Adding repository for NGINX, please wait...
Adding repository for PHP, please wait...
Updating apt-cache, please wait...
Oops Something went wrong!!
Check logs for reason tail /var/log/ee/ee.log & Try Again!!!

ee.log

Err:9 http://ppa.launchpad.net/ondrej/php/ubuntu xenial/main amd64 Packages
403 Forbidden [IP: 112.124.140.210 80]
Ign:20 http://sfo1.mirrors.digitalocean.com/mariadb/repo/10.1/ubuntu xenial/main amd64 Packages
Err:20 http://sfo1.mirrors.digitalocean.com/mariadb/repo/10.1/ubuntu xenial/main amd64 Packages
403 Forbidden [IP: 115.28.122.210 80]
Ign:28 http://sfo1.mirrors.digitalocean.com/mariadb/repo/10.1/ubuntu xenial/main Translation-en_US
Ign:29 http://sfo1.mirrors.digitalocean.com/mariadb/repo/10.1/ubuntu xenial/main Translation-en
Reading package lists...
2017-01-17 23:11:00,285 (INFO) ee : Oops Something went wrong!!
=========================

• [ ] lsb_release -a
  LSB Version: core-9.20160110ubuntu0.2-amd64:core-9.20160110ubuntu0.2-noarch:security-9.20160110ubuntu0.2-amd64:security-9.20160110ubuntu0.2-noarch
  Distributor ID: Ubuntu
  Description: Ubuntu 16.04.1 LTS
  Release: 16.04
  Codename: xenial

• [ ] ee -v

EasyEngine v3.7.4
Copyright (c) 2016 rtCamp Solutions Pvt. Ltd.

• [ ] ee info
  Nginx is not installed

• [ ] wp --allow-root --info
  wp: command not found