トラブルシューティング

エラーメッセージ

/Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/sextant-0.2.3/lib/sextant.rb:1:in `require': cannot load such file -- rails/application/route_inspector (LoadError)
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/sextant-0.2.3/lib/sextant.rb:1:in `<top (required)>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/bundler-1.3.0/lib/bundler/runtime.rb:72:in `require'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/bundler-1.3.0/lib/bundler/runtime.rb:72:in `block (2 levels) in require'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/bundler-1.3.0/lib/bundler/runtime.rb:70:in `each'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/bundler-1.3.0/lib/bundler/runtime.rb:70:in `block in require'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/bundler-1.3.0/lib/bundler/runtime.rb:59:in `each'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/bundler-1.3.0/lib/bundler/runtime.rb:59:in `require'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/bundler-1.3.0/lib/bundler.rb:132:in `require'
	from /Users/shu/labo/bu/config/application.rb:10:in `<top (required)>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands.rb:76:in `require'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands.rb:76:in `block in <top (required)>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands.rb:73:in `tap'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands.rb:73:in `<top (required)>'
	from script/rails:6:in `require'
	from script/rails:6:in `<main>'

対処

sextantコメントアウト

#  gem "sextant"

エラーメッセージ

/Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0.beta1/lib/active_support/core_ext/class/attribute_accessors.rb:35:in `block in cattr_reader': invalid attribute name (NameError)
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0.beta1/lib/active_support/core_ext/class/attribute_accessors.rb:34:in `each'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0.beta1/lib/active_support/core_ext/class/attribute_accessors.rb:34:in `cattr_reader'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0.beta1/lib/active_support/core_ext/class/attribute_accessors.rb:167:in `cattr_accessor'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/exception_notification-3.0.1/lib/exception_notifier/campfire_notifier.rb:3:in `<class:CampfireNotifier>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/exception_notification-3.0.1/lib/exception_notifier/campfire_notifier.rb:2:in `<class:ExceptionNotifier>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/exception_notification-3.0.1/lib/exception_notifier/campfire_notifier.rb:1:in `<top (required)>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0.beta1/lib/active_support/dependencies.rb:228:in `require'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0.beta1/lib/active_support/dependencies.rb:228:in `block in require'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0.beta1/lib/active_support/dependencies.rb:213:in `load_dependency'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0.beta1/lib/active_support/dependencies.rb:228:in `require'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/exception_notification-3.0.1/lib/exception_notifier.rb:3:in `<top (required)>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/exception_notification-3.0.1/lib/exception_notification.rb:1:in `require'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/exception_notification-3.0.1/lib/exception_notification.rb:1:in `<top (required)>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/bundler-1.3.0/lib/bundler/runtime.rb:72:in `require'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/bundler-1.3.0/lib/bundler/runtime.rb:72:in `block (2 levels) in require'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/bundler-1.3.0/lib/bundler/runtime.rb:70:in `each'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/bundler-1.3.0/lib/bundler/runtime.rb:70:in `block in require'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/bundler-1.3.0/lib/bundler/runtime.rb:59:in `each'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/bundler-1.3.0/lib/bundler/runtime.rb:59:in `require'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/bundler-1.3.0/lib/bundler.rb:132:in `require'
	from /Users/shu/labo/bu/config/application.rb:10:in `<top (required)>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands.rb:76:in `require'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands.rb:76:in `block in <top (required)>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands.rb:73:in `tap'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands.rb:73:in `<top (required)>'
	from script/rails:6:in `require'
	from script/rails:6:in `<main>'

暫定対処

exception_notificationコメントアウト

#  gem "exception_notification"

エラーメッセージ

=> Booting Thin
=> Rails 4.0.0.beta1 application starting in development on http://0.0.0.0:3000
=> Call with -d to detach
=> Ctrl-C to shutdown server
DEPRECATION WARNING: config.whiny_nils option is deprecated and no longer works. (called from block in <top (required)> at /Users/shu/labo/bu/config/environments/development.rb:10)
config.eager_load is set to nil. Please update your config/environments/*.rb files accordingly:

  * development - set it to false
  * test - set it to false (unless you use a tool that preloads your test environment)
  * production - set it to true

Exiting
/Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/haml-4.0.0/lib/haml/sass_rails_filter.rb:5:in `<module:Filters>': uninitialized constant Sass::Rails::SassTemplate (NameError)
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/haml-4.0.0/lib/haml/sass_rails_filter.rb:2:in `<module:Haml>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/haml-4.0.0/lib/haml/sass_rails_filter.rb:1:in `<top (required)>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/haml-4.0.0/lib/haml/railtie.rb:14:in `block in <class:Railtie>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/initializable.rb:30:in `instance_exec'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/initializable.rb:30:in `run'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/initializable.rb:55:in `block in run_initializers'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:150:in `block in tsort_each'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:183:in `block (2 levels) in each_strongly_connected_component'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:219:in `each_strongly_connected_component_from'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:182:in `block in each_strongly_connected_component'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:180:in `each'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:180:in `each_strongly_connected_component'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:148:in `tsort_each'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/initializable.rb:54:in `run_initializers'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/application.rb:213:in `initialize!'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/railtie/configurable.rb:30:in `method_missing'
	from /Users/shu/labo/bu/config/environment.rb:5:in `<top (required)>'
	from /Users/shu/labo/bu/config.ru:3:in `require'
	from /Users/shu/labo/bu/config.ru:3:in `block in <main>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:55:in `instance_eval'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:55:in `initialize'
	from /Users/shu/labo/bu/config.ru:in `new'
	from /Users/shu/labo/bu/config.ru:in `<main>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:49:in `eval'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:49:in `new_from_string'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:40:in `parse_file'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/server.rb:277:in `build_app_and_options_from_config'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/server.rb:199:in `app'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands/server.rb:46:in `app'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/server.rb:314:in `wrapped_app'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands/server.rb:71:in `start'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands.rb:78:in `block in <top (required)>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands.rb:73:in `tap'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands.rb:73:in `<top (required)>'
	from script/rails:6:in `require'
	from script/rails:6:in `<main>'

対処

config/environments配下の各ファイルの中身をRails4で生成されたファイルの中身で差し替える

エラーメッセージ

=> Booting Thin
=> Rails 4.0.0.beta1 application starting in development on http://0.0.0.0:3000
=> Call with -d to detach
=> Ctrl-C to shutdown server
Exiting
/Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/haml-4.0.0/lib/haml/sass_rails_filter.rb:5:in `<module:Filters>': uninitialized constant Sass::Rails::SassTemplate (NameError)
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/haml-4.0.0/lib/haml/sass_rails_filter.rb:2:in `<module:Haml>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/haml-4.0.0/lib/haml/sass_rails_filter.rb:1:in `<top (required)>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/haml-4.0.0/lib/haml/railtie.rb:14:in `block in <class:Railtie>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/initializable.rb:30:in `instance_exec'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/initializable.rb:30:in `run'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/initializable.rb:55:in `block in run_initializers'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:150:in `block in tsort_each'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:183:in `block (2 levels) in each_strongly_connected_component'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:219:in `each_strongly_connected_component_from'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:182:in `block in each_strongly_connected_component'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:180:in `each'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:180:in `each_strongly_connected_component'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:148:in `tsort_each'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/initializable.rb:54:in `run_initializers'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/application.rb:213:in `initialize!'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/railtie/configurable.rb:30:in `method_missing'
	from /Users/shu/labo/bu/config/environment.rb:5:in `<top (required)>'
	from /Users/shu/labo/bu/config.ru:3:in `require'
	from /Users/shu/labo/bu/config.ru:3:in `block in <main>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:55:in `instance_eval'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:55:in `initialize'
	from /Users/shu/labo/bu/config.ru:in `new'
	from /Users/shu/labo/bu/config.ru:in `<main>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:49:in `eval'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:49:in `new_from_string'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:40:in `parse_file'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/server.rb:277:in `build_app_and_options_from_config'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/server.rb:199:in `app'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands/server.rb:46:in `app'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/server.rb:314:in `wrapped_app'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands/server.rb:71:in `start'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands.rb:78:in `block in <top (required)>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands.rb:73:in `tap'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands.rb:73:in `<top (required)>'
	from script/rails:6:in `require'
	from script/rails:6:in `<main>'

対処

「gem "haml", :github => "haml/haml", :branch => "stable"」追加

Gemfile

gem "haml", :github => "haml/haml", :branch => "stable"

bundle update

エラーメッセージ

=> Booting Thin
=> Rails 4.0.0.beta1 application starting in development on http://0.0.0.0:3000
=> Call with -d to detach
=> Ctrl-C to shutdown server
Exiting
/Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/actionpack-4.0.0.beta1/lib/action_dispatch/routing/mapper.rb:193:in `normalize_conditions!': You should not use the `match` method in your router without specifying an HTTP method. (RuntimeError)
If you want to expose your action to GET, use `get` in the router:

  Instead of: match "controller#action"
  Do: get "controller#action"
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/actionpack-4.0.0.beta1/lib/action_dispatch/routing/mapper.rb:64:in `initialize'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/actionpack-4.0.0.beta1/lib/action_dispatch/routing/mapper.rb:1425:in `new'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/actionpack-4.0.0.beta1/lib/action_dispatch/routing/mapper.rb:1425:in `add_route'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/actionpack-4.0.0.beta1/lib/action_dispatch/routing/mapper.rb:1404:in `decomposed_match'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/actionpack-4.0.0.beta1/lib/action_dispatch/routing/mapper.rb:1386:in `block in match'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/actionpack-4.0.0.beta1/lib/action_dispatch/routing/mapper.rb:1386:in `each'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/actionpack-4.0.0.beta1/lib/action_dispatch/routing/mapper.rb:1386:in `match'
	from /Users/shu/labo/bu/config/routes.rb:43:in `block in <top (required)>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/actionpack-4.0.0.beta1/lib/action_dispatch/routing/route_set.rb:320:in `instance_exec'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/actionpack-4.0.0.beta1/lib/action_dispatch/routing/route_set.rb:320:in `eval_block'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/actionpack-4.0.0.beta1/lib/action_dispatch/routing/route_set.rb:298:in `draw'
	from /Users/shu/labo/bu/config/routes.rb:1:in `<top (required)>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0.beta1/lib/active_support/dependencies.rb:222:in `load'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0.beta1/lib/active_support/dependencies.rb:222:in `block in load'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0.beta1/lib/active_support/dependencies.rb:213:in `load_dependency'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0.beta1/lib/active_support/dependencies.rb:222:in `load'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/application/routes_reloader.rb:40:in `block in load_paths'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/application/routes_reloader.rb:40:in `each'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/application/routes_reloader.rb:40:in `load_paths'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/application/routes_reloader.rb:16:in `reload!'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/application/routes_reloader.rb:26:in `block in updater'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0.beta1/lib/active_support/file_update_checker.rb:75:in `call'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/activesupport-4.0.0.beta1/lib/active_support/file_update_checker.rb:75:in `execute'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/application/routes_reloader.rb:27:in `updater'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/application/routes_reloader.rb:7:in `execute_if_updated'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/application/finisher.rb:69:in `block in <module:Finisher>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/initializable.rb:30:in `instance_exec'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/initializable.rb:30:in `run'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/initializable.rb:55:in `block in run_initializers'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:150:in `block in tsort_each'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:183:in `block (2 levels) in each_strongly_connected_component'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:219:in `each_strongly_connected_component_from'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:182:in `block in each_strongly_connected_component'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:180:in `each'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:180:in `each_strongly_connected_component'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/2.0.0/tsort.rb:148:in `tsort_each'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/initializable.rb:54:in `run_initializers'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/application.rb:213:in `initialize!'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/railtie/configurable.rb:30:in `method_missing'
	from /Users/shu/labo/bu/config/environment.rb:5:in `<top (required)>'
	from /Users/shu/labo/bu/config.ru:3:in `require'
	from /Users/shu/labo/bu/config.ru:3:in `block in <main>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:55:in `instance_eval'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:55:in `initialize'
	from /Users/shu/labo/bu/config.ru:in `new'
	from /Users/shu/labo/bu/config.ru:in `<main>'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:49:in `eval'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:49:in `new_from_string'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:40:in `parse_file'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/server.rb:277:in `build_app_and_options_from_config'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/server.rb:199:in `app'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands/server.rb:46:in `app'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/rack-1.5.2/lib/rack/server.rb:314:in `wrapped_app'
	from /Users/shu/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/gems/railties-4.0.0.beta1/lib/rails/commands/server.rb:71:in `start'

対処

config/routes.rbのmatchをgetへ置換する

エラーメッセージ

`attr_protected` is extracted out of Rails into a gem. Please use new recommended protection model for params(strong_parameters) or add `protected_attributes` to your Gemfile to use old one.

暫定対処

attr_protectedコメントアウト

エラーメッセージ

`attr_accessible` is extracted out of Rails into a gem. Please use new recommended protection model for params(strong_parameters) or add `protected_attributes` to your Gemfile to use old one.

暫定対処

attr_accessibleコメントアウト