cruise control not restarting

cruise.sh

g5search@sancho:/data/cruisecontrolrb/current$ ./cruise start
=> Booting WEBrick
=> Rails 2.3.2 application starting on http://0.0.0.0:3333
cruise data root = '/home/g5search/.cruise'
./lib/cruise_control/../../script/../config/../vendor/rails/railties/lib/rails/gem_dependency.rb:99:in `requirement': undefined local variable or method `version_requirements' for #<Rails::GemDependency:0xb6f7e8b8> (NameError)
	from /home/g5search/.rvm/rubies/ruby-1.8.7-p299/lib/ruby/site_ruby/1.8/rubygems.rb:254:in `activate'
	from /home/g5search/.rvm/rubies/ruby-1.8.7-p299/lib/ruby/site_ruby/1.8/rubygems.rb:1204:in `gem'
	from ./lib/cruise_control/../../script/../config/../vendor/rails/railties/lib/rails/gem_dependency.rb:57:in `add_load_paths'
	from ./lib/cruise_control/../../script/../config/../vendor/rails/railties/lib/initializer.rb:299:in `add_gem_load_paths'
	from ./lib/cruise_control/../../script/../config/../vendor/rails/railties/lib/initializer.rb:299:in `each'
	from ./lib/cruise_control/../../script/../config/../vendor/rails/railties/lib/initializer.rb:299:in `add_gem_load_paths'
	from ./lib/cruise_control/../../script/../config/../vendor/rails/railties/lib/initializer.rb:132:in `process'
	from ./lib/cruise_control/../../script/../config/../vendor/rails/railties/lib/initializer.rb:113:in `send'
	from ./lib/cruise_control/../../script/../config/../vendor/rails/railties/lib/initializer.rb:113:in `run'
	from /data/cruisecontrolrb/cruisecontrolrb-g5search/config/environment.rb:15
	from /home/g5search/.rvm/rubies/ruby-1.8.7-p299/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:29:in `gem_original_require'
	from /home/g5search/.rvm/rubies/ruby-1.8.7-p299/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:29:in `require'
	from /data/cruisecontrolrb/cruisecontrolrb-g5search/vendor/rails/activesupport/lib/active_support/dependencies.rb:156:in `require'
	from /data/cruisecontrolrb/cruisecontrolrb-g5search/vendor/rails/activesupport/lib/active_support/dependencies.rb:521:in `new_constants_in'
	from /data/cruisecontrolrb/cruisecontrolrb-g5search/vendor/rails/activesupport/lib/active_support/dependencies.rb:156:in `require'
	from /data/cruisecontrolrb/cruisecontrolrb-g5search/vendor/rails/railties/lib/commands/server.rb:84
	from /home/g5search/.rvm/rubies/ruby-1.8.7-p299/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:29:in `gem_original_require'
	from /home/g5search/.rvm/rubies/ruby-1.8.7-p299/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:29:in `require'
	from ./lib/cruise_control/../../script/server:3
	from ./lib/cruise_control/init.rb:44:in `load'
	from ./lib/cruise_control/init.rb:44:in `start'
	from ./lib/cruise_control/init.rb:12:in `send'
	from ./lib/cruise_control/init.rb:12:in `run'
	from ./cruise:5