我正在尝试升级redmine，为此我必须升级捆绑器。奇怪的是，Web错误显示了安装它的捆绑器的不同版本。
Redmine requires Bundler 1.5.0 or higher (you're using 1.3.5).
Please update with 'gem update bundler'. (SystemExit)
/var/www/redmine-3.2/Gemfile:4:in `abort'
/var/www/redmine-3.2/Gemfile:4:in `eval_gemfile'
/usr/local/rvm/gems/ruby-1.9.3-p484/gems/bundler-1.3.5/lib/bundler/dsl.rb:30:in `instance_eval'
/usr/local/rvm/gems/ruby-1.9.3-p484/gems/bundler-1.3.5/lib/bundler/dsl.rb:30:in `eval_gemfile'
/usr/local/rvm/gems/ruby-1.9.3-p484/gems/bundler-1.3.5/lib/bundler/dsl.rb:9:in `evaluate'
/usr/local/rvm/gems/ruby-1.9.3-p484/gems/bundler-1.3.5/lib/bundler/definition.rb:19:in `build'
/usr/local/rvm/gems/ruby-1.9.3-p484/gems/bundler-1.3.5/lib/bundler.rb:148:in `definition'
/usr/local/rvm/gems/ruby-1.9.3-p484/gems/bundler-1.3.5/lib/bundler.rb:116:in `setup'
/usr/local/rvm/gems/ruby-1.9.3-p484/gems/bundler-1.3.5/lib/bundler/setup.rb:17:in `<top (required)>'
/usr/local/rvm/rubies/ruby-1.9.3-p484/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb:135:in `require'
但它在服务器上安装的版本是1.16.0：
[root@dev conf.d]# bundle -v
Bundler version 1.16.0