0
将devise_invitable
添加到我的Gemfile
时,在执行bundle install
时出现此错误。Rails 3.1:Devise_invitable需要Rails 3.0.0?
$ bundle install
Fetching source index for http://rubygems.org/
Bundler could not find compatible versions for gem "rails":
In Gemfile:
devise_invitable (~> 0.4.0) depends on
rails (~> 3.0.0)
rails (3.1.0)
或者如果你没有在你的Gemfile中为devise指定任何版本,只要做一个'bundle update devise' – dexter