LoadError（预期/web/zhao_backend2/app/controllers/admin_controller.rb定义AdminController）：
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/activesupport-2.0.2/lib/active_support/dependencies.rb:249:in load_missing_constant'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/activesupport-2.0.2/lib/active_support/dependencies.rb:453:in const_missing'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/activesupport-2.0.2/lib/active_support/dependencies.rb:465:in const_missing'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/activesupport-2.0.2/lib/active_support/inflector.rb:257:in constantize'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/activesupport-2.0.2/lib/active_support/core_ext/string/inflections.rb:148:in constantize'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/routing.rb:1426:in识别“
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:170:in handle_request'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:115:in dispatch'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:126:in dispatch_cgi'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/action_controller/dispatcher.rb:9:in dispatch'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/fcgi_handler.rb:101:in process_request'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/fcgi_handler.rb:149:in with_signal_handler'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/fcgi_handler.rb:99:in process_request'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/fcgi_handler.rb:77:in process_each_request'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/fcgi-0.8.8/lib/fcgi.rb:612:in each_cgi'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/fcgi-0.8.8/lib/fcgi.rb:609:in每个'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/fcgi-0.8.8/lib/fcgi.rb:609:in each_cgi'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/fcgi_handler.rb:76:in process_each_request'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/fcgi_handler.rb:50:in process!'
/usr/local/ruby-1.8.7-p248/lib/ruby/gems/1.8/gems/rails-2.0.2/lib/fcgi_handler.rb:24:in进程！'
/public/dispatch.fcgi:24
渲染/web/zhao_backend2/public/500.html（500内部服务器错误）
答案 0 :(得分：1)
/web/zhao_backend2/app/controllers/admin_controller.rb中的类名应为
AdminController
它区分大小写！