ruby app.rb output

ruby app.rb output

sean:tt_project_tracker_api_beta sean$ ruby app.rb
== Sinatra/1.4.4 has taken the stage on 80 for development with backup from Thin
>> Thin web server (v1.5.1 codename Straight Razor)
>> Maximum connections set to 1024
>> Listening on localhost:80, CTRL+C to stop
>> Stopping ...
== Sinatra has ended his set (crowd applauds)
/Users/sean/.rvm/gems/ruby-2.1.0/gems/eventmachine-1.0.3/lib/eventmachine.rb:526:in `start_tcp_server': no acceptor (port is in use or requires root privileges) (RuntimeError)
	from /Users/sean/.rvm/gems/ruby-2.1.0/gems/eventmachine-1.0.3/lib/eventmachine.rb:526:in `start_server'
	from /Users/sean/.rvm/gems/ruby-2.1.0/gems/thin-1.5.1/lib/thin/backends/tcp_server.rb:16:in `connect'
	from /Users/sean/.rvm/gems/ruby-2.1.0/gems/thin-1.5.1/lib/thin/backends/base.rb:55:in `block in start'
	from /Users/sean/.rvm/gems/ruby-2.1.0/gems/eventmachine-1.0.3/lib/eventmachine.rb:187:in `call'
	from /Users/sean/.rvm/gems/ruby-2.1.0/gems/eventmachine-1.0.3/lib/eventmachine.rb:187:in `run_machine'
	from /Users/sean/.rvm/gems/ruby-2.1.0/gems/eventmachine-1.0.3/lib/eventmachine.rb:187:in `run'
	from /Users/sean/.rvm/gems/ruby-2.1.0/gems/thin-1.5.1/lib/thin/backends/base.rb:63:in `start'
	from /Users/sean/.rvm/gems/ruby-2.1.0/gems/thin-1.5.1/lib/thin/server.rb:159:in `start'
	from /Users/sean/.rvm/gems/ruby-2.1.0/gems/rack-1.5.2/lib/rack/handler/thin.rb:16:in `run'
	from /Users/sean/.rvm/gems/ruby-2.1.0/gems/sinatra-1.4.4/lib/sinatra/base.rb:1488:in `start_server'
	from /Users/sean/.rvm/gems/ruby-2.1.0/gems/sinatra-1.4.4/lib/sinatra/base.rb:1426:in `run!'
	from app.rb:634:in `<main>'