Error “Get https://registry-1.docker.io/v2/: net/http: request canceled” while building image

Question

I am getting the below error while building an image

Step 1/10 : FROM ubuntu:14.04
Get https://registry-1.docker.io/v2/: net/http: request canceled while wai         


        

Answer 1

I had the same issue and only found out after 30 minutes that I was on a VPN network for work which blocks other sites. I went off the VPN, and it worked :) This is definitely a network issue. When it said "not authenticated", I thought perhaps I needed some login credentials or so.