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如何降级捆绑器或升级导轨？
我将omniauth gem添加到我的gemfile中，并尝试运行bundle install，但收到有关Rails和bundler版本不兼容的消息。我尝试更新导轨，但收到有关与其他宝石不兼容的消息。如何将捆绑器降级到1.0？ $ bundle install Fetching gem metadata from http://rubygems.org/...... Fetching gem metadata from http://rubygems.org/.. Bundler could not find compatible versions for gem "bundler": In Gemfile: rails (= 3.0.0) ruby depends on bundler (~> 1.0.0) ruby Current Bundler version: bundler (1.1.1) This Gemfile requires a different version of Bundler. …