未定义的方法eager_autoload

Question

更新：我通过安装架缓存宝石

我想开始我的项目之一的轨道服务器固定的错误，并得到这个错误

/usr/local/rvm/gems/ruby-1.9.3-p448/gems/actionpack-4.0.0/lib/action_controller/metal/strong_parameters.rb:105: warning: already initialized constant NEVER_UNPERMITTED_PARAMS 
/usr/local/rvm/gems/ruby-1.9.3-p448/gems/actionpack-4.0.0/lib/action_controller/metal/strong_parameters.rb:105: warning: already initialized constant NEVER_UNPERMITTED_PARAMS 
WARNING: Nokogiri was built against LibXML version 2.8.0, but has dynamically loaded 2.7.8 
/usr/local/rvm/gems/ruby-1.9.3-p448/gems/actionpack-action_caching-1.1.0/lib/action_controller/action_caching.rb:3:in `<module:Caching>': undefined method `eager_autoload' for ActionController::Caching:Module (NoMethodError) 
     from /usr/local/rvm/gems/ruby-1.9.3-p448/gems/actionpack-action_caching-1.1.0/lib/action_controller/action_caching.rb:2:in `<module:ActionController>' 
     from /usr/local/rvm/gems/ruby-1.9.3-p448/gems/actionpack-action_caching-1.1.0/lib/action_controller/action_caching.rb:1:in `<top (required)>' 
     from /usr/local/rvm/gems/ruby-1.9.3-p448/gems/activesupport-4.0.0/lib/active_support/dependencies.rb:228:in `require' 
     from /usr/local/rvm/gems/ruby-1.9.3-p448/gems/activesupport-4.0.0/lib/active_support/dependencies.rb:228:in `block in require' 
     from /usr/local/rvm/gems/ruby-1.9.3-p448/gems/activesupport-4.0.0/lib/active_support/dependencies.rb:213:in `load_dependency' 
     from /usr/local/rvm/gems/ruby-1.9.3-p448/gems/activesupport-4.0.0/lib/active_support/dependencies.rb:228:in `require' 
     from /usr/local/rvm/gems/ruby-1.9.3-p448/gems/actionpack-action_caching-1.1.0/lib/actionpack/action_caching.rb:1:in `<top (required)>' 
     from /usr/local/rvm/gems/ruby-1.9.3-p448@global/gems/bundler-1.3.5/lib/bundler/runtime.rb:81:in `require' 
     from /usr/local/rvm/gems/ruby-1.9.3-p448@global/gems/bundler-1.3.5/lib/bundler/runtime.rb:81:in `rescue in block in require' 
     from /usr/local/rvm/gems/ruby-1.9.3-p448@global/gems/bundler-1.3.5/lib/bundler/runtime.rb:66:in `block in require' 
     from /usr/local/rvm/gems/ruby-1.9.3-p448@global/gems/bundler-1.3.5/lib/bundler/runtime.rb:59:in `each' 
     from /usr/local/rvm/gems/ruby-1.9.3-p448@global/gems/bundler-1.3.5/lib/bundler/runtime.rb:59:in `require' 
     from /usr/local/rvm/gems/ruby-1.9.3-p448@global/gems/bundler-1.3.5/lib/bundler.rb:132:in `require' 
     from /vagrant/captiv8/config/application.rb:7:in `<top (required)>' 
     from /usr/local/rvm/gems/ruby-1.9.3-p448/gems/railties-4.0.0/lib/rails/commands.rb:76:in `require' 
     from /usr/local/rvm/gems/ruby-1.9.3-p448/gems/railties-4.0.0/lib/rails/commands.rb:76:in `block in <top (required)>' 
     from /usr/local/rvm/gems/ruby-1.9.3-p448/gems/railties-4.0.0/lib/rails/commands.rb:73:in `tap' 
     from /usr/local/rvm/gems/ruby-1.9.3-p448/gems/railties-4.0.0/lib/rails/commands.rb:73:in `<top (required)>' 
     from bin/rails:4:in `require' 
     from bin/rails:4:in `<main>' 

我试图重新安装actionpack宝石，但问题仍然存在。

Answer 1

尝试命令“bundle exec rails server”