allow_dynamic_fields：真」（例外ArgumentError）サーバ起動時occuring

Question

奇妙なエラー、ログを

 

    umair-2:game-minion umairejaz$ rails server 
    /Library/Ruby/Gems/1.8/gems/railties-3.1.0.rc5/lib/rails/script_rails_loader.rb:11: warning: Insecure world writable dir /usr/local/bin in PATH, mode 040777 
    /Library/Ruby/Gems/1.8/gems/bundler-1.0.15/lib/bundler/runtime.rb:136: warning: Insecure world writable dir /usr/local/bin in PATH, mode 040777 
    Could not load SystemTimer >= v1.2.0. Falling back to timeout.rb. SystemTimer is STRONGLY recommended for timeouts in Ruby 1.8.7. See http://ph7spot.com/blog/system-timer-1-2-release for details. 
    => Booting WEBrick 
    => Rails 3.0.7 application starting in development on http://0.0.0.0:3000 
    => Call with -d to detach 
    => Ctrl-C to shutdown server 
    Exiting 
    /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/yaml.rb:133:in `load': syntax error on line 1, col 24: `  allow_dynamic_fields: true' (ArgumentError) 
     from /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/yaml.rb:133:in `load' 
     from /Library/Ruby/Gems/1.8/gems/mongoid-2.0.0.beta.20/lib/mongoid/railtie.rb:53 
     from /Library/Ruby/Gems/1.8/gems/railties-3.0.7/lib/rails/initializable.rb:25:in `instance_exec' 
     from /Library/Ruby/Gems/1.8/gems/railties-3.0.7/lib/rails/initializable.rb:25:in `run' 
     from /Library/Ruby/Gems/1.8/gems/railties-3.0.7/lib/rails/initializable.rb:50:in `run_initializers' 
     from /Library/Ruby/Gems/1.8/gems/railties-3.0.7/lib/rails/initializable.rb:49:in `each' 
     from /Library/Ruby/Gems/1.8/gems/railties-3.0.7/lib/rails/initializable.rb:49:in `run_initializers' 
     from /Library/Ruby/Gems/1.8/gems/railties-3.0.7/lib/rails/application.rb:134:in `initialize!' 
     from /Library/Ruby/Gems/1.8/gems/railties-3.0.7/lib/rails/application.rb:77:in `send' 
     from /Library/Ruby/Gems/1.8/gems/railties-3.0.7/lib/rails/application.rb:77:in `method_missing' 
     from /Users/umairejaz/Projects/game-minion/config/environment.rb:5 
     from /Library/Ruby/Gems/1.8/gems/activesupport-3.0.7/lib/active_support/dependencies.rb:239:in `require' 
     from /Library/Ruby/Gems/1.8/gems/activesupport-3.0.7/lib/active_support/dependencies.rb:239:in `require' 
     from /Library/Ruby/Gems/1.8/gems/activesupport-3.0.7/lib/active_support/dependencies.rb:225:in `load_dependency' 
     from /Library/Ruby/Gems/1.8/gems/activesupport-3.0.7/lib/active_support/dependencies.rb:596:in `new_constants_in' 
     from /Library/Ruby/Gems/1.8/gems/activesupport-3.0.7/lib/active_support/dependencies.rb:225:in `load_dependency' 
     from /Library/Ruby/Gems/1.8/gems/activesupport-3.0.7/lib/active_support/dependencies.rb:239:in `require' 
     from /Users/umairejaz/Projects/game-minion/config.ru:3 
     from /Library/Ruby/Gems/1.8/gems/rack-1.2.3/lib/rack/builder.rb:46:in `instance_eval' 
     from /Library/Ruby/Gems/1.8/gems/rack-1.2.3/lib/rack/builder.rb:46:in `initialize' 
     from /Users/umairejaz/Projects/game-minion/config.ru:1:in `new' 
     from /Users/umairejaz/Projects/game-minion/config.ru:1 

Answer 1

を見てください、configフォルダの下に、それにallow_dynamic_fields設定があります具体的には、1つのあなたのYAMLファイルのいずれかを確認してください。その特定の行の上、下、または上のいずれかでエラーが発生する可能性があります。無関係な空白を削除して、再フォーマットする（つまり、タブまたはスペースを使用するのではなく、両方を使用する）。他の混乱しているキーワードや関連性のないキーワードがないか確認してください。