./config/environment.rb:6:in `open'
./config/environment.rb:6
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/message_channel.rb:95:in `call'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/message_channel.rb:95:in `readpartial'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/message_channel.rb:95:in `read'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/abstract_server.rb:332:in `main_loop'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/abstract_server.rb:187:in `start_synchronously'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/abstract_server.rb:154:in `start'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/railz/application_spawner.rb:192:in `start'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/spawn_manager.rb:257:in `spawn_rails_application'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/abstract_server_collection.rb:126:in `lookup_or_add'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/spawn_manager.rb:251:in `spawn_rails_application'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/abstract_server_collection.rb:80:in `synchronize'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/abstract_server_collection.rb:79:in `synchronize'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/spawn_manager.rb:250:in `spawn_rails_application'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/spawn_manager.rb:153:in `spawn_application'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/spawn_manager.rb:282:in `handle_spawn_application'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/abstract_server.rb:337:in `__send__'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/abstract_server.rb:337:in `main_loop'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/lib/phusion_passenger/abstract_server.rb:187:in `start_synchronously'
/usr/local/lib/ruby/gems/1.8/gems/passenger-2.2.2/bin/passenger-spawn-server:61