[Redmine] Bundler could not find compatible versions for gem "activesupport":

D:\BitNami Redmine Stack\apps\redmine\htdocs\vendor\plugins>bundle install --without development test Fetching source index for http://rubygems.org/ Fetching source index for http://rubygems.org/ Fetching source index for http://gems.github.com/ Fetching source index for http://rubygems.org/ Bundler could not find compatible versions for gem "activesupport": In Gemfile: railties (>= 3.0.0) ruby depends on activesupport (= 3.0.0) ruby

activesupport (2.3.14)

mmhh and now? What can I do?

Thx for help Bruno