を実行した後bundle update
、rails s を実行しようとすると、次のエラーが表示されます。
(私が追加したのはbcrypt-ruby
gemだけでしたが、これとは関係ないと思います...)
/Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.6/lib/rails/railtie/configuration.rb:85:in `method_missing': undefined method `less' for #<Rails::Application::Configuration:0x007fc33b079468> (NoMethodError)
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/twitter-bootstrap-rails-2.1.6/lib/twitter/bootstrap/rails/engine.rb:15:in `block in <class:Engine>'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.6/lib/rails/initializable.rb:30:in `instance_exec'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.6/lib/rails/initializable.rb:30:in `run'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.6/lib/rails/initializable.rb:55:in `block in run_initializers'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.6/lib/rails/initializable.rb:54:in `each'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.6/lib/rails/initializable.rb:54:in `run_initializers'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.6/lib/rails/application.rb:136:in `initialize!'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.6/lib/rails/railtie/configurable.rb:30:in `method_missing'
from /Users/fettass/Documents/RailsApps/epyhrepus/config/environment.rb:5:in `<top (required)>'
from /Users/fettass/Documents/RailsApps/epyhrepus/config.ru:4:in `require'
from /Users/fettass/Documents/RailsApps/epyhrepus/config.ru:4:in `block in <main>'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/rack-1.4.1/lib/rack/builder.rb:51:in `instance_eval'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/rack-1.4.1/lib/rack/builder.rb:51:in `initialize'
from /Users/fettass/Documents/RailsApps/epyhrepus/config.ru:1:in `new'
from /Users/fettass/Documents/RailsApps/epyhrepus/config.ru:1:in `<main>'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/rack-1.4.1/lib/rack/builder.rb:40:in `eval'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/rack-1.4.1/lib/rack/builder.rb:40:in `parse_file'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/rack-1.4.1/lib/rack/server.rb:200:in `app'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.6/lib/rails/commands/server.rb:46:in `app'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/rack-1.4.1/lib/rack/server.rb:301:in `wrapped_app'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/rack-1.4.1/lib/rack/server.rb:252:in `start'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.6/lib/rails/commands/server.rb:70:in `start'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.6/lib/rails/commands.rb:55:in `block in <top (required)>'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.6/lib/rails/commands.rb:50:in `tap'
from /Users/fettass/.rvm/gems/ruby-1.9.3-p194/gems/railties-3.2.6/lib/rails/commands.rb:50:in `<top (required)>'
from script/rails:6:in `require'
from script/rails:6:in `<main>'
この問題を解決するにはどうすればよいですか?