当我使用ruby script/server命令启动rails服务器时，我收到以下响应
=> Booting WEBrick
=> Rails 2.3.9 application starting on http://0.0.0.0:3000
/home/ubuntu/.rvm/gems/ruby-1.8.7-p374@gemset1/gems/rails-2.3.9/lib/rails/gem_dependency.rb:21:in `add_frozen_gem_path': undefined method `source_index' for Gem:Module (NoMethodError)
from /home/ubuntu/.rvm/gems/ruby-1.8.7-p374@gemset1/gems/rails-2.3.9/lib/initializer.rb:298:in `add_gem_load_paths'
from /home/ubuntu/.rvm/gems/ruby-1.8.7-p374@gemset1/gems/rails-2.3.9/lib/initializer.rb:132:in `process'
from /home/ubuntu/.rvm/gems/ruby-1.8.7-p374@gemset1/gems/rails-2.3.9/lib/initializer.rb:113:in `send'
from /home/ubuntu/.rvm/gems/ruby-1.8.7-p374@gemset1/gems/rails-2.3.9/lib/initializer.rb:113:in `run'
from /home/ubuntu/apps/moogle/config/environment.rb:13
from /home/ubuntu/.rvm/gems/ruby-1.8.7-p374@gemset1/gems/activesupport-2.3.9/lib/active_support/dependencies.rb:182:in `require'
from /home/ubuntu/.rvm/gems/ruby-1.8.7-p374@gemset1/gems/activesupport-2.3.9/lib/active_support/dependencies.rb:182:in `require'
from /home/ubuntu/.rvm/gems/ruby-1.8.7-p374@gemset1/gems/activesupport-2.3.9/lib/active_support/dependencies.rb:547:in `new_constants_in'
from /home/ubuntu/.rvm/gems/ruby-1.8.7-p374@gemset1/gems/activesupport-2.3.9/lib/active_support/dependencies.rb:182:in `require'
from /home/ubuntu/.rvm/gems/ruby-1.8.7-p374@gemset1/gems/rails-2.3.9/lib/commands/server.rb:84
from script/server:3:in `require'
from script/server:3
我正在使用像
这样的ProxyPreseve<VirtualHost *:80>
ProxyPreserveHost On
ProxyPass / http://0.0.0.0:3000/
ProxyPassReverse / http://0.0.0.0:3000/
ServerName localhost
</VirtualHost>
我得到503服务不可用错误。谁能告诉我我的申请中有什么问题？
Rails版本：2.3.9 Ruby版本：1.8.7-p374 捆绑版本：1.12.5 宝石版：2.0.17