启动我的 Rails 服务器时,我收到“未初始化的常量 ActionPack”错误。
我在rails 2.3.8中使用错误
运行“捆绑列表”显示:
* actionmailer (2.3.8)
* actionpack (2.3.8)
* activerecord (2.3.8)
* activeresource (2.3.8)
* activesupport (2.3.8)
* acts-as-taggable-on (2.0.6)
* authlogic (2.1.5)
* builder (2.1.2)
* cucumber (0.7.3)
* cucumber-rails (0.3.1)
* database_cleaner (0.5.2)
* diff-lcs (1.1.2)
* faker (0.3.1)
* gherkin (1.0.30)
* haml (3.0.7)
* hoe (2.6.0)
* json_pure (1.4.3)
* machinist (1.0.6)
* nifty-generators (0.4.0)
* nokogiri (1.4.2)
* rack (1.1.0)
* rack-test (0.5.4)
* rails (2.3.8)
* rake (0.8.7)
* rr (0.10.11)
* rspec (1.3.0)
* rspec-rails (1.3.2)
* rubyforge (2.0.4)
* sqlite3-ruby (1.2.5)
* term-ansicolor (1.0.5)
* test-unit (1.2.3)
* trollop (1.16.2)
* webrat (0.7.1)
知道这里发生了什么吗?