Connection refused when trying to install a gem, eg bundler

Chris-Kimptons-MacBook-Air:temp kimptoc$ gem install bundler --debug
Exception `LoadError' at org/jruby/RubyKernel.java:1037 - no such file to load – psych
Exception `Gem::LoadError' at /Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems.rb:861 - RubyGem version error: sources(0.0.1 not > 0.0.1)

Exception `Gem::RemoteFetcher::FetchError' at /Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/remote_fetcher.rb:189 - Errno::ECONNREFUSED: Connection refused - Connection refused (http://rubygems.org/latest_specs.4.8.gz)
Exception `Gem::GemNotFoundException' at /Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/dependency_installer.rb:221 - Could not find a valid gem 'bundler' (>= 0) locally or in a repository
ERROR: Could not find a valid gem 'bundler' (>= 0) in any repository
Exception `Gem::RemoteFetcher::FetchError' at /Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/remote_fetcher.rb:189 - Errno::ECONNREFUSED: Connection refused - Connection refused (http://rubygems.org/latest_specs.4.8.gz)
ERROR: While executing gem ... (Gem::RemoteFetcher::FetchError)
Errno::ECONNREFUSED: Connection refused - Connection refused (http://rubygems.org/latest_specs.4.8.gz)
/Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/remote_fetcher.rb:189:in `fetch_path'
/Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/spec_fetcher.rb:251:in `load_specs'
/Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/maven_gemify.rb:72:in `load_specs'
/Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/spec_fetcher.rb:224:in `list'
org/jruby/RubyArray.java:1572:in `each'
/Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/spec_fetcher.rb:220:in `list'
/Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/maven_gemify.rb:63:in `list'
/Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/spec_fetcher.rb:182:in `suggest_gems_from_name'
/Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/command.rb:160:in `show_lookup_failure'
/Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/commands/install_command.rb:131:in `execute'
org/jruby/RubyArray.java:1572:in `each'
/Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/commands/install_command.rb:115:in `execute'
/Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/command.rb:278:in `invoke'
/Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/command_manager.rb:133:in `process_args'
/Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/command_manager.rb:103:in `run'
/Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/gem_runner.rb:63:in `run'
/Users/kimptoc/.rvm/rubies/jruby-1.6.0/bin/gem:25:in `(root)'
Exception `Gem::SystemExitException' at /Users/kimptoc/.rvm/rubies/jruby-1.6.0/lib/ruby/site_ruby/1.8/rubygems/user_interaction.rb:328 - Exiting RubyGems with exit_code 1

Chris-Kimptons-MacBook-Air:temp kimptoc$ rvm --version

rvm 1.5.2 by Wayne E. Seguin (wayneeseguin@gmail.com) http://rvm.beginrescueend.com/

Chris-Kimptons-MacBook-Air:temp kimptoc$ ruby -v
jruby 1.6.0 (ruby 1.8.7 patchlevel 330) (2011-03-15 f3b6154) (Java HotSpot(TM) Client VM 1.6.0_24) [darwin-i386-java]

Chris-Kimptons-MacBook-Air:temp kimptoc$ gem list

• • • LOCAL GEMS ***

rake (0.8.7)
sources (0.0.1)

Chris-Kimptons-MacBook-Air:temp kimptoc$ rvm info

jruby-1.6.0:

system:
uname: "Darwin Chris-Kimptons-MacBook-Air.local 10.7.0 Darwin Kernel Version 10.7.0: Sat Jan 29 15:17:16 PST 2011; root:xnu-1504.9.37~1/RELEASE_I386 i386"
bash: "/bin/bash => GNU bash, version 3.2.48(1)-release (x86_64-apple-darwin10.0)"
zsh: "/bin/zsh => zsh 4.3.9 (i386-apple-darwin10.0)"

rvm:
version: "rvm 1.5.2 by Wayne E. Seguin (wayneeseguin@gmail.com) http://rvm.beginrescueend.com/"

ruby:
interpreter: "jruby"
version: "1.6.0"
date: "2011-03-15"
platform: "darwin-i386-java"
patchlevel: "TM"
full_version: "jruby 1.6.0 (ruby 1.8.7 patchlevel 330) (2011-03-15 f3b6154) (Java HotSpot(TM) Client VM 1.6.0_24) [darwin-i386-java]"

homes:
gem: "/Users/kimptoc/.rvm/gems/jruby-1.6.0"
ruby: "/Users/kimptoc/.rvm/rubies/jruby-1.6.0"

binaries:
ruby: "/Users/kimptoc/.rvm/rubies/jruby-1.6.0/bin/ruby"
irb: "/Users/kimptoc/.rvm/rubies/jruby-1.6.0/bin/irb"
gem: "/Users/kimptoc/.rvm/rubies/jruby-1.6.0/bin/gem"
rake: "/Users/kimptoc/.rvm/rubies/jruby-1.6.0/bin/rake"

environment:
PATH: "/Users/kimptoc/.rvm/gems/jruby-1.6.0/bin:/Users/kimptoc/.rvm/gems/jruby-1.6.0@global/bin:/Users/kimptoc/.rvm/rubies/jruby-1.6.0/bin:/Users/kimptoc/.rvm/bin:/Users/kimptoc/Documents/java/libs/torquebox-current/jruby/bin:/opt/local/bin:/opt/local/sbin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin:/usr/X11/bin:/Users/kimptoc/bin:/usr/local/mysql/bin"
GEM_HOME: "/Users/kimptoc/.rvm/gems/jruby-1.6.0"
GEM_PATH: "/Users/kimptoc/.rvm/gems/jruby-1.6.0:/Users/kimptoc/.rvm/gems/jruby-1.6.0@global"
MY_RUBY_HOME: "/Users/kimptoc/.rvm/rubies/jruby-1.6.0"
IRBRC: "/Users/kimptoc/.rvm/rubies/jruby-1.6.0/.irbrc"
RUBYOPT: ""
gemset: ""