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Ruby on Rails

Ruby on Railsは、オープンソースのWebアプリケーションフレームワークです。「同じことを繰り返さない」というRailsの基本理念のもと、他のフレームワークより少ないコードで簡単に開発できるよう設計されています。

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rails s で起動しません

RaraOse

総合スコア6

Ruby on Rails

Ruby on Railsは、オープンソースのWebアプリケーションフレームワークです。「同じことを繰り返さない」というRailsの基本理念のもと、他のフレームワークより少ないコードで簡単に開発できるよう設計されています。

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投稿2016/12/15 21:25

###前提・実現したいこと
rails s でエラーメッセージが出ます

###発生している問題・エラーメッセージ

=> Booting WEBrick
=> Rails 4.2.7.1 application starting in development on http://0.0.0.0:8080
=> Run rails server -h for more startup options
=> Ctrl-C to shutdown server
Exiting
/usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/mapper.rb:275:in check_part': Missing :controller key on routes definition, please check your routes. (ArgumentError) from /usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/mapper.rb:255:in check_controller_and_action'
from /usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/mapper.rb:178:in normalize_options!' from /usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/mapper.rb:100:in initialize'
from /usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/mapper.rb:78:in new' from /usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/mapper.rb:78:in build'
from /usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/mapper.rb:1560:in add_route' from /usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/mapper.rb:1537:in decomposed_match'
from /usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/mapper.rb:1518:in block in match' from /usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/mapper.rb:1508:in each'
from /usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/mapper.rb:1508:in match' from /usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/mapper.rb:690:in map_method'
from /usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/mapper.rb:651:in get' from /home/ubuntu/workspace/microposts/config/routes.rb:5:in block in <top (required)>'
from /usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/route_set.rb:432:in instance_exec' from /usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/route_set.rb:432:in eval_block'
from /usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/route_set.rb:410:in draw' from /home/ubuntu/workspace/microposts/config/routes.rb:1:in <top (required)>'
from /usr/local/rvm/gems/ruby-2.3.0/gems/activesupport-4.2.7.1/lib/active_support/dependencies.rb:268:in load' from /usr/local/rvm/gems/ruby-2.3.0/gems/activesupport-4.2.7.1/lib/active_support/dependencies.rb:268:in block in load'
from /usr/local/rvm/gems/ruby-2.3.0/gems/activesupport-4.2.7.1/lib/active_support/dependencies.rb:240:in load_dependency' from /usr/local/rvm/gems/ruby-2.3.0/gems/activesupport-4.2.7.1/lib/active_support/dependencies.rb:268:in load'
from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/application/routes_reloader.rb:40:in block in load_paths' from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/application/routes_reloader.rb:40:in each'
from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/application/routes_reloader.rb:40:in load_paths' from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/application/routes_reloader.rb:16:in reload!'
from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/application/routes_reloader.rb:26:in block in updater' from /usr/local/rvm/gems/ruby-2.3.0/gems/activesupport-4.2.7.1/lib/active_support/file_update_checker.rb:75:in execute'
from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/application/routes_reloader.rb:27:in updater' from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/application/routes_reloader.rb:7:in execute_if_updated'
from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/application/finisher.rb:69:in block in <module:Finisher>' from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/initializable.rb:30:in instance_exec'
from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/initializable.rb:30:in run' from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/initializable.rb:55:in block in run_initializers'
from /usr/local/rvm/rubies/ruby-2.3.0/lib/ruby/2.3.0/tsort.rb:228:in block in tsort_each' from /usr/local/rvm/rubies/ruby-2.3.0/lib/ruby/2.3.0/tsort.rb:350:in block (2 levels) in each_strongly_connected_component'
from /usr/local/rvm/rubies/ruby-2.3.0/lib/ruby/2.3.0/tsort.rb:431:in each_strongly_connected_component_from' from /usr/local/rvm/rubies/ruby-2.3.0/lib/ruby/2.3.0/tsort.rb:349:in block in each_strongly_connected_component'
from /usr/local/rvm/rubies/ruby-2.3.0/lib/ruby/2.3.0/tsort.rb:347:in each' from /usr/local/rvm/rubies/ruby-2.3.0/lib/ruby/2.3.0/tsort.rb:347:in call'
from /usr/local/rvm/rubies/ruby-2.3.0/lib/ruby/2.3.0/tsort.rb:347:in each_strongly_connected_component' from /usr/local/rvm/rubies/ruby-2.3.0/lib/ruby/2.3.0/tsort.rb:226:in tsort_each'
from /usr/local/rvm/rubies/ruby-2.3.0/lib/ruby/2.3.0/tsort.rb:205:in tsort_each' from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/initializable.rb:54:in run_initializers'
from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/application.rb:352:in initialize!' from /home/ubuntu/workspace/microposts/config/environment.rb:5:in <top (required)>'
from /home/ubuntu/workspace/microposts/config.ru:3:in require' from /home/ubuntu/workspace/microposts/config.ru:3:in block in <main>'
from /usr/local/rvm/gems/ruby-2.3.0/gems/rack-1.6.5/lib/rack/builder.rb:55:in instance_eval' from /usr/local/rvm/gems/ruby-2.3.0/gems/rack-1.6.5/lib/rack/builder.rb:55:in initialize'
from /home/ubuntu/workspace/microposts/config.ru:in new' from /home/ubuntu/workspace/microposts/config.ru:in <main>'
from /usr/local/rvm/gems/ruby-2.3.0/gems/rack-1.6.5/lib/rack/builder.rb:49:in eval' from /usr/local/rvm/gems/ruby-2.3.0/gems/rack-1.6.5/lib/rack/builder.rb:49:in new_from_string'
from /usr/local/rvm/gems/ruby-2.3.0/gems/rack-1.6.5/lib/rack/builder.rb:40:in parse_file' from /usr/local/rvm/gems/ruby-2.3.0/gems/rack-1.6.5/lib/rack/server.rb:299:in build_app_and_options_from_config'
from /usr/local/rvm/gems/ruby-2.3.0/gems/rack-1.6.5/lib/rack/server.rb:208:in app' from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/commands/server.rb:61:in app'
from /usr/local/rvm/gems/ruby-2.3.0/gems/rack-1.6.5/lib/rack/server.rb:336:in wrapped_app' from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/commands/server.rb:139:in log_to_stdout'
from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/commands/server.rb:78:in start' from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/commands/commands_tasks.rb:80:in block in server'
from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/commands/commands_tasks.rb:75:in tap' from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/commands/commands_tasks.rb:75:in server'
from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/commands/commands_tasks.rb:39:in run_command!' from /usr/local/rvm/gems/ruby-2.3.0/gems/railties-4.2.7.1/lib/rails/commands.rb:17:in <top (required)>'
from bin/rails:4:in `require'

###該当のソースコード
rails s -b $IP -p $PORT

###試したこと

###補足情報(言語/FW/ツール等のバージョンなど)

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cameluby

2016/12/15 22:44

config/routes.rbのコードを貼ってください
guest

回答1

0

/usr/local/rvm/gems/ruby-2.3.0/gems/actionpack-4.2.7.1/lib/action_dispatch/routing/mapper.rb:275:in check_part': Missing :controller key on routes definition, please check your routes. (ArgumentError)

これが示すとおり、routes.rbで指定しているコントローラーが存在しないのだと思います。
routes.rbを確認してください。

投稿2016/12/16 02:33

shanxia

総合スコア1038

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