Gemfile

source 'http://rubygems.org'

# Bundle edge Rails instead:
gem 'rails', :git => 'git://github.com/rails/rails.git'

gem 'mysql'

# Use unicorn as the web server
# gem 'unicorn'

# Deploy with Capistrano
# gem 'capistrano'

# To use debugger
# gem 'ruby-debug'

# Bundle the extra gems:
# gem 'bj'
# gem 'nokogiri'
# gem 'sqlite3-ruby', :require => 'sqlite3'
# gem 'aws-s3', :require => 'aws/s3'

# Bundle gems for the local environment. Make sure to
# put test-only gems in this group so their generators
# and rake tasks are available in development mode:
# group :development, :test do
#   gem 'hirb'
# end

gistfile1.txt

Bundler could not find compatible versions for gem "activesupport":
  In Gemfile:
    rails (~> 3.1.0.beta) depends on
      activesupport (~> 3.0.0)

    rails (~> 3.1.0.beta) depends on
      activesupport (3.1.0.beta)