Ruby on rails Rails 3:弃用警告:config.action\u view.debug\u rjs将在3.1中删除

Ruby on rails Rails 3:弃用警告:config.action\u view.debug\u rjs将在3.1中删除,ruby-on-rails,ruby-on-rails-3,warnings,Ruby On Rails,Ruby On Rails 3,Warnings,当我运行rails s时,我得到以下警告: DEPRECATION WARNING: config.action_view.debug_rjs will be removed in 3.1, from 3 .1 onwards you will need to install prototype-rails to continue to use RJS templ ates . (called from service at D:/Programs/Ruby/lib/ruby/1.9.1/web

当我运行
rails s
时,我得到以下警告:

DEPRECATION WARNING: config.action_view.debug_rjs will be removed in 3.1, from 3
.1 onwards you will need to install prototype-rails to continue to use RJS templ
ates . (called from service at D:/Programs/Ruby/lib/ruby/1.9.1/webrick/httpserve
r.rb:111)
我怎样才能避免收到这个警告

我使用:

ruby 1.9.2p290 (2011-07-09) [i386-mingw32]
Rails 3.0.9

删除一个
config/environments
文件中引用该行的行。

config/environments
中的环境中删除
config.action\u view.debug\u rjs
设置。默认情况下,它仅在
config/environments/development.rb
中定义