Cloning the Project - Running "Bundle" throws errors

Yes, I'm new to developing with ruby and am hoping that someone could help me determine what I should be doing after running the following command.

Here is a snippet of my code:

~/Development/github/cloned-projects/treebook(branch:master) » bundle /usr/local/rvm/rubies/ruby-1.9.3-p392/lib/ruby/site_ruby/1.9.1/rubygems/dependency.rb:247:in to_specs': Could not find bundler (>= 0) amongst [actionmailer-3.2.12, actionpack-3.2.12, activemodel-3.2.12, activerecord-3.2.12, activeresource-3.2.12, activesupport-3.2.12, appscrolls-0.9.0, arel-3.0.2, bigdecimal-1.1.0, builder-3.0.4, coffee-rails-3.2.2, coffee-script-2.2.0, coffee-script-source-1.6.2, coffee-script-source-1.4.0, erubis-2.7.0, execjs-1.4.0, hike-1.2.1, i18n-0.6.4, i18n-0.6.1, io-console-0.3, journey-1.0.4, jquery-rails-2.2.1, json-1.7.7, json-1.5.5, mail-2.4.4, mime-types-1.21, minitest-2.5.1, multi_json-1.7.1, multi_json-1.6.1, polyglot-0.3.3, rack-1.4.5, rack-cache-1.2, rack-ssl-1.3.3, rack-test-0.6.2, rails-3.2.12, railties-3.2.12, rake-0.9.2.2, rdoc-3.12.2, rdoc-3.12.1, rdoc-3.9.5, sass-3.2.7, sass-3.2.6, sass-rails-3.2.6, sprockets-2.2.2, sqlite3-1.3.7, thor-0.17.0, tilt-1.3.6, tilt-1.3.3, treetop-1.4.12, tzinfo-0.3.37, tzinfo-0.3.35, uglifier-1.3.0] (Gem::LoadError) from /usr/local/rvm/rubies/ruby-1.9.3-p392/lib/ruby/site_ruby/1.9.1/rubygems/dependency.rb:256:into_spec' from /usr/local/rvm/rubies/ruby-1.9.3-p392/lib/ruby/site_ruby/1.9.1/rubygems.rb:1231:in gem' from /usr/local/rvm/gems/ruby-1.9.3-p392@global/bin/bundle:18:in<main>' from /usr/local/rvm/gems/ruby-1.9.3-p392/bin/ruby_noexec_wrapper:14:in eval' from /usr/local/rvm/gems/ruby-1.9.3-p392/bin/ruby_noexec_wrapper:14:in<main>'