rails初心者なのですが・・・
rails sをしても以下のようなエラーが出てサーバーの起動ができません。
はじめにある通りconfig/enviroments/*.rbのファイルを確認したのですが、testとproductionの方は既にこの指示通りになっているはずで、developmentというファイルはそもそも存在しませんでした。
右も左もわからない状況なのですがどうしてもやらなければならず・・どうかおたすけください・・
=> Rails 4.2.4 application starting in development on http://localhost:3000 => Run `rails server -h` for more startup options => Ctrl-C to shutdown server 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 (erb):53:in `<main>': Cannot load `Rails.application.database_configuration`: (NoMethodError) undefined method `username' for nil:NilClass from /Users/***/.rbenv/versions/2.1.7/lib/ruby/2.1.0/erb.rb:850:in `eval' from /Users/***/.rbenv/versions/2.1.7/lib/ruby/2.1.0/erb.rb:850:in `result' from /Users/***/.rbenv/versions/2.1.7/lib/ruby/gems/2.1.0/gems/railties-4.2.4/lib/rails/application/configuration.rb:104:in `database_configuration' from /Users/***/.rbenv/versions/2.1.7/lib/ruby/gems/2.1.0/gems/activerecord-4.2.4/lib/active_record/railtie.rb:117:in `block (2 levels) in <class:Railtie>' from /Users/***/.rbenv/versions/2.1.7/lib/ruby/gems/2.1.0/gems/activesupport-4.2.4/lib/active_support/lazy_load_hooks.rb:38:in `instance_eval' from /Users/***/.rbenv/versions/2.1.7/lib/ruby/gems/2.1.0/gems/activesupport-4.2.4/lib/active_support/lazy_load_hooks.rb:38:in `execute_hook' from /Users/***/.rbenv/versions/2.1.7/lib/ruby/gems/2.1.0/gems/activesupport-4.2.4/lib/active_support/lazy_load_hooks.rb:45:in `block in run_load_hooks' from /Users/***/.rbenv/versions/2.1.7/lib/ruby/gems/2.1.0/gems/activesupport-4.2.4/lib/active_support/lazy_load_hooks.rb:44:in `each' from /Users/***/.rbenv/versions/2.1.7/lib/ruby/gems/2.1.0/gems/activesupport-4.2.4/lib/active_support/lazy_load_hooks.rb:44:in `run_load_hooks' from /Users/***/.rbenv/versions/2.1.7/lib/ruby/gems/2.1.0/gems/activerecord-4.2.4/lib/active_record/base.rb:315:in `<module:ActiveRecord>' ・・・延々とこれが続く
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