anvil connect errors

[NagarajuKasa]

I am trying to install anvil single sign on in the ubuntu 12.04

i have followed the steps as per the document Installed Packages in my system as mentioned below:- node: v6.11.0 npm: 5.3.0 OpenSSL 1.0.1 14 Mar 2012 Git: git version 1.7.9.5 Redis server version 2.2.12 (00000000:0)

Now i would like to install the anvil application at /var/www/ in the name of 'anvilproject'

As per this screenshot http://prntscr.com/gacvgd i am getting the below errors in detailed i have mentioned in the screenshots.

Screenshots:- Step 1:- http://prntscr.com/gactqu

Step 2:- http://prntscr.com/gacv3l

Step 3:- http://prntscr.com/gacv8v

Please suggest where i did the mistake ? please confirm me whether steps i have followed correct or not? thanks