Ruby Building Web Apps with Sinatra Your First Sinatra App Your First App

Christopher Phillips
Christopher Phillips
10,051 Points

SSL Certificate Issue

Just wanted to add this as a troubleshoot in case someone else faced it.

I received the following error when I tried installing sinatra via 'gem install sinatra'

ERROR: Could not find a valid gem 'sinatra' (>= 0), here is why: Unable to download data from - SSL_connect returned=1 errno=0 state=SSLv3 read server certificate B: certificate verify failed (

It turns out that I was using an older version of Ruby. Updating it and uninstalling the older version fixed the problem.