SSL Error: CERT_UNTRUSTED while using npm command

Question

I am trying to install express framework using npm command but getting following error.

error message is

E:\\myFindings\\nodejs_programs\\node>         


        

Answer 1

Reinstall node, then update npm.

First I removed node

apt-get purge node

Then install node according to the distibution. Docs here .

Then

npm install npm@latest -g