[Rails] localhost:­3000

My third post here.  I'm learning Rails.

getting Oops! Google Chrome could not connect to localhost:3000

I reinstalled Ruby and Rails.  I create the Rails new ????  then run  Rails S or Rails server.  still cant get the localhost:3000 to start.

I'm running Windows 8.1 

Ruby version 2.0.0p0

Rails 4.0.0

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