我的应用程序可以在本地运行，但不能在 Heroku 网站上运行。
关于这种情况，我已经搜索并尝试了许多其他帖子。
http://majorleaguebetting.herokuapp.com/
在将数据库更改为 pg 之前，我使用的是 SQLite3
Heroku 日志
2013-04-01T22:19:23+00:00 heroku[api]: Starting process with command `bundle exec rake db:migrate` by coryr32@gmail.com
2013-04-01T22:19:25+00:00 heroku[run.4531]: Awaiting client
2013-04-01T22:19:25+00:00 heroku[run.4531]: Starting process with command `bundle exec rake db:migrate`
2013-04-01T22:19:26+00:00 heroku[run.4531]: State changed from starting to up
2013-04-01T22:19:34+00:00 heroku[web.1]: State changed from crashed to starting
2013-04-01T22:19:34+00:00 heroku[run.4531]: Process exited with status 0
2013-04-01T22:19:34+00:00 heroku[run.4531]: State changed from up to complete
2013-04-01T22:19:36+00:00 heroku[web.1]: Starting process with command `bundle exec thin start -R config.ru -e $RAILS_ENV -p 14899`
2013-04-01T22:19:39+00:00 app[web.1]: DEPRECATION WARNING: You have Rails 2.3-style plugins in vendor/plugins! Support for these plugins will be removed in Rails 4.0. Move them out and bundle them in your Gemfile, or fold them in to your app as lib/myplugin/* and config/initializers/myplugin.rb. See the release notes for more on this: http://weblog.rubyonrails.org/2012/1/4/rails-3-2-0-rc2-has-been-released. (called from <top (required)> at /app/config/environment.rb:5)
2013-04-01T22:19:39+00:00 app[web.1]: DEPRECATION WARNING: You have Rails 2.3-style plugins in vendor/plugins! Support for these plugins will be removed in Rails 4.0. Move them out and bundle them in your Gemfile, or fold them in to your app as lib/myplugin/* and config/initializers/myplugin.rb. See the release notes for more on this: http://weblog.rubyonrails.org/2012/1/4/rails-3-2-0-rc2-has-been-released. (called from <top (required)> at /app/config/environment.rb:5)
2013-04-01T22:19:43+00:00 app[web.1]: Connecting to database specified by DATABASE_URL
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:251:in `block in require'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:359:in `require_or_load'
2013-04-01T22:19:43+00:00 app[web.1]: /app/vendor/bundle/ruby/1.9.1/gems/activerecord-3.2.13/lib/active_record/dynamic_matchers.rb:55:in `method_missing': undefined local variable or method `current_user' for Head2headBet(Table doesn't exist):Class (NameError)
2013-04-01T22:19:43+00:00 app[web.1]: from /app/app/models/head2head_bet.rb:12:in `<class:Head2headBet>'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/app/models/head2head_bet.rb:8:in `<top (required)>'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:251:in `require'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:236:in `load_dependency'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/engine.rb:438:in `block in eager_load!'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/engine.rb:436:in `each'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/application/finisher.rb:53:in `block in <module:Finisher>'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/engine.rb:436:in `eager_load!'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:30:in `instance_exec'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:30:in `run'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:313:in `depend_on'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:225:in `require_dependency'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:251:in `require'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:54:in `each'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/application.rb:136:in `initialize!'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/engine.rb:439:in `block (2 levels) in eager_load!'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/config/environment.rb:5:in `<top (required)>'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/rack-1.4.5/lib/rack/builder.rb:51:in `instance_eval'
2013-04-01T22:19:43+00:00 app[web.1]: from config.ru:3:in `block in <main>'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:55:in `block in run_initializers'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/engine.rb:438:in `each'
2013-04-01T22:19:43+00:00 app[web.1]: from config.ru:1:in `<main>'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/thin-1.5.1/lib/thin/controllers/controller.rb:181:in `load_rackup_config'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/thin-1.5.1/lib/thin/runner.rb:187:in `run_command'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/initializable.rb:54:in `run_initializers'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/rack-1.4.5/lib/rack/builder.rb:51:in `initialize'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/railties-3.2.13/lib/rails/railtie/configurable.rb:30:in `method_missing'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/thin-1.5.1/lib/thin/controllers/controller.rb:71:in `start'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/thin-1.5.1/lib/thin/runner.rb:152:in `run!'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/bin/thin:19:in `load'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/bin/thin:19:in `<main>'
2013-04-01T22:19:43+00:00 app[web.1]: from config.ru:3:in `require'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/thin-1.5.1/lib/rack/adapter/loader.rb:33:in `load'
2013-04-01T22:19:43+00:00 app[web.1]: from config.ru:1:in `new'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/thin-1.5.1/lib/rack/adapter/loader.rb:33:in `eval'
2013-04-01T22:19:43+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/thin-1.5.1/bin/thin:6:in `<top (required)>'
2013-04-01T22:19:45+00:00 heroku[web.1]: Process exited with status 1
2013-04-01T22:19:45+00:00 heroku[web.1]: State changed from starting to crashed
2013-04-01T22:19:58+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path=/ host=majorleaguebetting.herokuapp.com fwd="173.16.26.137" dyno= connect= service= status=503 bytes=
2013-04-01T22:19:59+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path=/puq5so.com?g=49501E2D-56F4-42FB-B15E-C774D06A7D24&s=5FA810DC-7AF7-11E2-97F6-12313B082201&z=2631278 host=majorleaguebetting.herokuapp.com fwd="173.16.26.137" dyno= connect= service= status=503 bytes=
2013-04-01T22:20:00+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path=/favicon.ico host=majorleaguebetting.herokuapp.com fwd="173.16.26.137" dyno= connect= service= status=503 bytes=
2013-04-01T22:24:27+00:00 heroku[api]: Starting process with command `bundle exec rake db:reset` by coryr32@gmail.com
2013-04-01T22:24:30+00:00 heroku[run.9491]: Awaiting client
2013-04-01T22:24:30+00:00 heroku[run.9491]: Starting process with command `bundle exec rake db:reset`
2013-04-01T22:24:30+00:00 heroku[run.9491]: State changed from starting to up
2013-04-01T22:24:44+00:00 heroku[run.9491]: Client connection closed. Sending SIGHUP to all processes
2013-04-01T22:24:45+00:00 heroku[run.9491]: Process exited with status 0
2013-04-01T22:24:45+00:00 heroku[run.9491]: State changed from up to complete
2013-04-01T22:25:06+00:00 heroku[api]: Starting process with command `bundle exec rake db:setup` by coryr32@gmail.com
2013-04-01T22:25:11+00:00 heroku[run.2856]: Awaiting client
2013-04-01T22:25:11+00:00 heroku[run.2856]: Starting process with command `bundle exec rake db:setup`
2013-04-01T22:25:11+00:00 heroku[run.2856]: State changed from starting to up
2013-04-01T22:25:29+00:00 heroku[run.2856]: Client connection closed. Sending SIGHUP to all processes
2013-04-01T22:25:31+00:00 heroku[run.2856]: Process exited with status 0
2013-04-01T22:25:31+00:00 heroku[run.2856]: State changed from up to complete
2013-04-01T22:25:37+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path=/ host=majorleaguebetting.herokuapp.com fwd="173.16.26.137" dyno= connect= service= status=503 bytes=
2013-04-01T22:25:38+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path=/puq5so.com?g=49501E2D-56F4-42FB-B15E-C774D06A7D24&s=5FA810DC-7AF7-11E2-97F6-12313B082201&z=2631617 host=majorleaguebetting.herokuapp.com fwd="173.16.26.137" dyno= connect= service= status=503 bytes=
2013-04-01T22:25:38+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path=/favicon.ico host=majorleaguebetting.herokuapp.com fwd="173.16.26.137" dyno= connect= service= status=503 bytes=
2013-04-01T22:25:40+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path=/ host=majorleaguebetting.herokuapp.com fwd="173.16.26.137" dyno= connect= service= status=503 bytes=
2013-04-01T22:25:40+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path=/puq5so.com?g=49501E2D-56F4-42FB-B15E-C774D06A7D24&s=5FA810DC-7AF7-11E2-97F6-12313B082201&z=2631619 host=majorleaguebetting.herokuapp.com fwd="173.16.26.137" dyno= connect= service= status=503 bytes=
2013-04-01T22:25:41+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path=/favicon.ico host=majorleaguebetting.herokuapp.com fwd="173.16.26.137" dyno= connect= service= status=503 bytes=
2013-04-01T22:26:01+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path=/ host=majorleaguebetting.herokuapp.com fwd="173.16.26.137" dyno= connect= service= status=503 bytes=
2013-04-01T22:26:02+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path=/puq5so.com?g=49501E2D-56F4-42FB-B15E-C774D06A7D24&s=5FA810DC-7AF7-11E2-97F6-12313B082201&z=2631641 host=majorleaguebetting.herokuapp.com fwd="173.16.26.137" dyno= connect= service= status=503 bytes=
2013-04-01T22:26:02+00:00 heroku[router]: at=error code=H10 desc="App crashed" method=GET path=/favicon.ico host=majorleaguebetting.herokuapp.com fwd="173.16.26.137" dyno= connect= service= status=503 bytes=
宝石文件
source 'http://rubygems.org'
gem 'rails', '3.2.13'
gem 'railties', '3.2.13'
gem 'execjs'
gem 'therubyracer', '0.11.4'
gem 'jquery-rails'
gem 'nokogiri', '1.5.0'
gem "colorbox-rails", "~> 0.0.7"
gem 'formtastic'
gem 'tabletastic'
gem "paperclip", "~> 2.4"
gem 'faker', '0.3.1'
gem 'thin'
gem 'pg'
group :assets do
gem 'sass-rails'
gem 'coffee-rails'
gem 'uglifier'
end
gem 'sqlite3', :group => [:development, :test]
group :development, :test do
gem 'rspec-rails', '~> 2.6'
gem 'annotate', :git => 'git://github.com/ctran/annotate_models.git'
end
group :test do
gem 'rspec-rails', '~> 2.6'
gem 'turn', :require => false
gem 'factory_girl_rails', '1.0'
end
group :production do
gem 'thin'
gem 'pg'
end