这个有简单办法么?
chenge@debhost:~/ruby/lp1$ bundle install
Fetching gem metadata from https://rubygems.org/...........
Fetching gem metadata from https://rubygems.org/..
Bundler could not find compatible versions for gem "bundler":
In Gemfile:
rails (= 3.0.1) ruby depends on
bundler (~> 1.0.0) ruby
Current Bundler version:
bundler (1.2.1)
This Gemfile requires a different version of Bundler.
Perhaps you need to update Bundler by running gem install bundler
?