我正在尝试将旧的 rails 2.3 应用程序升级到 2.3.15,并且在更改 environment.rb 中的 RAILS_GEM_VERSION 行后出现以下错误
LoadError (cannot load such file -- static_helper.rb):
app/controllers/static_controller.rb:1:in `<top (required)>'
<internal:prelude>:10:in `synchronize'
/Users/bob/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/webrick/httpserver.rb:138:in `service'
/Users/bob/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/webrick/httpserver.rb:94:in `run'
/Users/bob/.rvm/rubies/ruby-1.9.3-p194/lib/ruby/1.9.1/webrick/server.rb:191:in `block in start_thread'