title: a fatal error has occurred. Please see the Bundler troubleshooting documentation at http://bit.ly/bundler-issues
body: <p>When I'm doing bundle install, I got the exception below. What is this?</p>
  
  <pre><code>rajesh@rajesh:~/workspace/Cybermedia_Test$ bundle install
  Fetching gem metadata from http://rubygems.org/.Unfortunately, a fatal error has occurred. Please see the Bundler 
  troubleshooting documentation at http://bit.ly/bundler-issues. Thanks! 
  /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/fetcher.rb:174:in `load': marshal data too short (ArgumentError)
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/fetcher.rb:174:in `fetch_dependency_remote_specs'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/fetcher.rb:128:in `fetch_remote_specs'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/fetcher.rb:76:in `specs'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/source.rb:234:in `block in remote_specs'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/source.rb:232:in `each'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/source.rb:232:in `remote_specs'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/source.rb:165:in `fetch_specs'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/source.rb:70:in `specs'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/lazy_specification.rb:53:in `__materialize__'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/spec_set.rb:86:in `block in materialize'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/spec_set.rb:83:in `map!'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/spec_set.rb:83:in `materialize'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/definition.rb:113:in `specs'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/definition.rb:108:in `resolve_remotely!'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/installer.rb:83:in `run'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/installer.rb:14:in `install'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/cli.rb:231:in `install'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/vendor/thor/task.rb:27:in `run'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/vendor/thor/invocation.rb:120:in `invoke_task'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/vendor/thor.rb:275:in `dispatch'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/vendor/thor/base.rb:408:in `start'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/bin/bundle:14:in `block in &lt;top (required)&gt;'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/lib/bundler/friendly_errors.rb:4:in `with_friendly_errors'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/gems/bundler-1.2.4/bin/bundle:14:in `&lt;top (required)&gt;'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/bin/bundle:19:in `load'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385@global/bin/bundle:19:in `&lt;main&gt;'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385/bin/ruby_noexec_wrapper:14:in `eval'
      from /home/rajesh/.rvm/gems/ruby-1.9.3-p385/bin/ruby_noexec_wrapper:14:in `&lt;main&gt;'
  </code></pre>
  
  <hr>
  
  <p><strong>* LOCAL GEMS *</strong></p>
  
  <pre><code>actionmailer (3.1.3)
  actionpack (3.1.3)
  activemodel (3.1.3)
  activerecord (3.1.3)
  activeresource (3.1.3)
  activesupport (3.1.3)
  ansi (1.4.3)
  arel (2.2.3)
  bigdecimal (1.1.0)
  builder (3.0.4)
  bundler (1.2.4)
  coffee-rails (3.1.1)
  coffee-script (2.2.0)
  coffee-script-source (1.4.0)
  erubis (2.7.0)
  execjs (1.4.0)
  hike (1.2.1)
  i18n (0.6.1)
  io-console (0.3)
  jquery-rails (2.2.1)
  json (1.7.7, 1.5.4)
  mail (2.3.3)
  mime-types (1.21)
  minitest (2.5.1)
  multi_json (1.6.1)
  polyglot (0.3.3)
  rack (1.3.10)
  rack-cache (1.2)
  rack-mount (0.8.3)
  rack-ssl (1.3.3)
  rack-test (0.6.2)
  rails (3.1.3)
  railties (3.1.3)
  rake (10.0.3, 0.9.2.2)
  rdoc (3.12.1, 3.9.5)
  rubygems-bundler (1.1.0)
  rvm (1.11.3.6)
  sass (3.2.5)
  sass-rails (3.1.7)
  sprockets (2.0.4)
  sqlite3 (1.3.7)
  thor (0.14.6)
  tilt (1.3.3)
  treetop (1.4.12)
  turn (0.8.3)
  tzinfo (0.3.35)
  uglifier (1.3.0)
  </code></pre>