Install ThingSpeak on (Apache + Passenger) | GitHub Installation | Forum

Hello.

I've successfully installed ThingSpeak as a RoR App. I can access it on the web. But if I run it using apache + passenger I'm getting this error: 

uninitialized constant Authlogic (NameError)
  /var/www/iot/thingspeak/app/models/user_session.rb:1:in `<top (required)>'
  /var/lib/gems/2.1.0/gems/railties-4.0.5/lib/rails/engine.rb:465:in `block (2 levels) in eager_load!'
  /var/lib/gems/2.1.0/gems/railties-4.0.5/lib/rails/engine.rb:464:in `each'
  /var/lib/gems/2.1.0/gems/railties-4.0.5/lib/rails/engine.rb:464:in `block in eager_load!'
  /var/lib/gems/2.1.0/gems/railties-4.0.5/lib/rails/engine.rb:462:in `each'
  /var/lib/gems/2.1.0/gems/railties-4.0.5/lib/rails/engine.rb:462:in `eager_load!'
  /var/lib/gems/2.1.0/gems/railties-4.0.5/lib/rails/engine.rb:347:in `eager_load!'
  /var/lib/gems/2.1.0/gems/railties-4.0.5/lib/rails/application/finisher.rb:56:in `each'
  /var/lib/gems/2.1.0/gems/railties-4.0.5/lib/rails/application/finisher.rb:56:in `block in <module:Finisher>'
  /var/lib/gems/2.1.0/gems/railties-4.0.5/lib/rails/initializable.rb:30:in `instance_exec'
  /var/lib/gems/2.1.0/gems/railties-4.0.5/lib/rails/initializable.rb:30:in `run'
  /var/lib/gems/2.1.0/gems/railties-4.0.5/lib/rails/initializable.rb:55:in `block in run_initializers'
  /usr/lib/ruby/2.1.0/tsort.rb:226:in `block in tsort_each'
  /usr/lib/ruby/2.1.0/tsort.rb:348:in `block (2 levels) in each_strongly_connected_component'
  /usr/lib/ruby/2.1.0/tsort.rb:427:in `each_strongly_connected_component_from'
  /usr/lib/ruby/2.1.0/tsort.rb:347:in `block in each_strongly_connected_component'
  /usr/lib/ruby/2.1.0/tsort.rb:345:in `each'
  /usr/lib/ruby/2.1.0/tsort.rb:345:in `call'
  /usr/lib/ruby/2.1.0/tsort.rb:345:in `each_strongly_connected_component'
  /usr/lib/ruby/2.1.0/tsort.rb:224:in `tsort_each'
  /usr/lib/ruby/2.1.0/tsort.rb:205:in `tsort_each'
  /var/lib/gems/2.1.0/gems/railties-4.0.5/lib/rails/initializable.rb:54:in `run_initializers'
  /var/lib/gems/2.1.0/gems/railties-4.0.5/lib/rails/application.rb:215:in `initialize!'
  /var/lib/gems/2.1.0/gems/railties-4.0.5/lib/rails/railtie/configurable.rb:30:in `method_missing'
  /var/www/iot/thingspeak/config/environment.rb:21:in `<top (required)>'
  config.ru:3:in `require'
  config.ru:3:in `block in <main>'
  /usr/lib/ruby/vendor_ruby/rack/builder.rb:55:in `instance_eval'
  /usr/lib/ruby/vendor_ruby/rack/builder.rb:55:in `initialize'
  config.ru:1:in `new'
  config.ru:1:in `<main>'
  /usr/share/passenger/helper-scripts/rack-preloader.rb:112:in `eval'
  /usr/share/passenger/helper-scripts/rack-preloader.rb:112:in `preload_app'
  /usr/share/passenger/helper-scripts/rack-preloader.rb:158:in `<module:App>'
  /usr/share/passenger/helper-scripts/rack-preloader.rb:29:in `<module:PhusionPassenger>'
  /usr/share/passenger/helper-scripts/rack-preloader.rb:28:in `<main>'

Can you help me? Thanks