rake资产：预编译连接被拒绝EC2

Question

因此突然间，当我尝试执行rake资源时：预编译，它已停止工作。

$ RAILS_ENV=production rake assets:precompile --trace

$ RAILS_ENV=production rake assets:precompile --trace 
** Invoke assets:precompile (first_time) 
** Execute assets:precompile 
/Users/paul/.rvm/rubies/ruby-1.9.3-p327/bin/ruby /Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/bin/rake assets:precompile:all RAILS_ENV=production RAILS_GROUPS=assets --trace 
** Invoke assets:precompile:all (first_time) 
** Execute assets:precompile:all 
** Invoke assets:precompile:primary (first_time) 
** Invoke assets:environment (first_time) 
** Execute assets:environment 
** Invoke environment (first_time) 
** Execute environment 
AssetSync: using /Users/paul/Documents/code/recruits/config/initializers/asset_sync.rb 
rake aborted! 
could not connect to server: Connection refused 
    Is the server running on host "ec2-23-23-76-131.compute-1.amazonaws.com" (23.23.76.131) and accepting 
    TCP/IP connections on port 5632? 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/postgresql_adapter.rb:1216:in `initialize' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/postgresql_adapter.rb:1216:in `new' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/postgresql_adapter.rb:1216:in `connect' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/postgresql_adapter.rb:324:in `initialize' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/postgresql_adapter.rb:28:in `new' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/postgresql_adapter.rb:28:in `postgresql_connection' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/abstract/connection_pool.rb:315:in `new_connection' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/abstract/connection_pool.rb:325:in `checkout_new_connection' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/abstract/connection_pool.rb:247:in `block (2 levels) in checkout' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/abstract/connection_pool.rb:242:in `loop' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/abstract/connection_pool.rb:242:in `block in checkout' 
/Users/paul/.rvm/rubies/ruby-1.9.3-p327/lib/ruby/1.9.1/monitor.rb:211:in `mon_synchronize' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/abstract/connection_pool.rb:239:in `checkout' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/abstract/connection_pool.rb:102:in `block in connection' 
/Users/paul/.rvm/rubies/ruby-1.9.3-p327/lib/ruby/1.9.1/monitor.rb:211:in `mon_synchronize' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/abstract/connection_pool.rb:101:in `connection' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/abstract/connection_pool.rb:410:in `retrieve_connection' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/abstract/connection_specification.rb:171:in `retrieve_connection' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/connection_adapters/abstract/connection_specification.rb:145:in `connection' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/model_schema.rb:308:in `clear_cache!' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activerecord-3.2.13/lib/active_record/railtie.rb:104:in `block (2 levels) in <class:Railtie>' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activesupport-3.2.13/lib/active_support/callbacks.rb:418:in `_run__4045154819439227226__prepare__2403484953499382770__callbacks' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activesupport-3.2.13/lib/active_support/callbacks.rb:405:in `__run_callback' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activesupport-3.2.13/lib/active_support/callbacks.rb:385:in `_run_prepare_callbacks' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activesupport-3.2.13/lib/active_support/callbacks.rb:81:in `run_callbacks' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/actionpack-3.2.13/lib/action_dispatch/middleware/reloader.rb:74:in `prepare!' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/actionpack-3.2.13/lib/action_dispatch/middleware/reloader.rb:48:in `prepare!' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/railties-3.2.13/lib/rails/application/finisher.rb:47:in `block in <module:Finisher>' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/railties-3.2.13/lib/rails/initializable.rb:30:in `instance_exec' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/railties-3.2.13/lib/rails/initializable.rb:30:in `run' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/railties-3.2.13/lib/rails/initializable.rb:55:in `block in run_initializers' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/railties-3.2.13/lib/rails/initializable.rb:54:in `each' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/railties-3.2.13/lib/rails/initializable.rb:54:in `run_initializers' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/railties-3.2.13/lib/rails/application.rb:136:in `initialize!' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/railties-3.2.13/lib/rails/railtie/configurable.rb:30:in `method_missing' 
/Users/paul/Documents/code/recruits/config/environment.rb:12:in `<top (required)>' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:251:in `require' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:251:in `block in require' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:236:in `load_dependency' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/activesupport-3.2.13/lib/active_support/dependencies.rb:251:in `require' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/railties-3.2.13/lib/rails/application.rb:103:in `require_environment!' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/railties-3.2.13/lib/rails/application.rb:297:in `block (2 levels) in initialize_tasks' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:246:in `call' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:246:in `block in execute' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:241:in `each' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:241:in `execute' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:184:in `block in invoke_with_call_chain' 
/Users/paul/.rvm/rubies/ruby-1.9.3-p327/lib/ruby/1.9.1/monitor.rb:211:in `mon_synchronize' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:177:in `invoke_with_call_chain' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:170:in `invoke' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/actionpack-3.2.13/lib/sprockets/assets.rake:93:in `block (2 levels) in <top (required)>' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:246:in `call' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:246:in `block in execute' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:241:in `each' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:241:in `execute' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:184:in `block in invoke_with_call_chain' 
/Users/paul/.rvm/rubies/ruby-1.9.3-p327/lib/ruby/1.9.1/monitor.rb:211:in `mon_synchronize' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:177:in `invoke_with_call_chain' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:205:in `block in invoke_prerequisites' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:203:in `each' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:203:in `invoke_prerequisites' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:183:in `block in invoke_with_call_chain' 
/Users/paul/.rvm/rubies/ruby-1.9.3-p327/lib/ruby/1.9.1/monitor.rb:211:in `mon_synchronize' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:177:in `invoke_with_call_chain' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:170:in `invoke' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/actionpack-3.2.13/lib/sprockets/assets.rake:60:in `block (3 levels) in <top (required)>' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:246:in `call' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:246:in `block in execute' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:241:in `each' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:241:in `execute' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:184:in `block in invoke_with_call_chain' 
/Users/paul/.rvm/rubies/ruby-1.9.3-p327/lib/ruby/1.9.1/monitor.rb:211:in `mon_synchronize' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:177:in `invoke_with_call_chain' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:170:in `invoke' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:143:in `invoke_task' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:101:in `block (2 levels) in top_level' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:101:in `each' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:101:in `block in top_level' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:110:in `run_with_threads' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:95:in `top_level' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:73:in `block in run' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:160:in `standard_exception_handling' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:70:in `run' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/bin/rake:33:in `<top (required)>' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/bin/rake:19:in `load' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/bin/rake:19:in `<main>' 
Tasks: TOP => environment 
rake aborted! 
Command failed with status (1): [/Users/paul/.rvm/rubies/ruby-1.9.3-p327/bi...] 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/file_utils.rb:53:in `block in create_shell_runner' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/file_utils.rb:45:in `call' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/file_utils.rb:45:in `sh' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/file_utils_ext.rb:37:in `sh' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/file_utils.rb:80:in `ruby' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/file_utils_ext.rb:37:in `ruby' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/actionpack-3.2.13/lib/sprockets/assets.rake:12:in `ruby_rake_task' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/actionpack-3.2.13/lib/sprockets/assets.rake:21:in `invoke_or_reboot_rake_task' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/actionpack-3.2.13/lib/sprockets/assets.rake:29:in `block (2 levels) in <top (required)>' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:246:in `call' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:246:in `block in execute' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:241:in `each' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:241:in `execute' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:184:in `block in invoke_with_call_chain' 
/Users/paul/.rvm/rubies/ruby-1.9.3-p327/lib/ruby/1.9.1/monitor.rb:211:in `mon_synchronize' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:177:in `invoke_with_call_chain' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/task.rb:170:in `invoke' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:143:in `invoke_task' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:101:in `block (2 levels) in top_level' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:101:in `each' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:101:in `block in top_level' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:110:in `run_with_threads' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:95:in `top_level' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:73:in `block in run' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:160:in `standard_exception_handling' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/lib/rake/application.rb:70:in `run' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/gems/rake-10.0.4/bin/rake:33:in `<top (required)>' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/bin/rake:19:in `load' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/bin/rake:19:in `<main>' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/bin/ruby_noexec_wrapper:14:in `eval' 
/Users/paul/.rvm/gems/ruby-1.9.3-p327@recruits/bin/ruby_noexec_wrapper:14:in `<main>' 
Tasks: TOP => assets:precompile 

我使用Heroku的雪松，和我试着通过AWS-S3宝石连接到亚马逊和我的凭据工作正常...

这里是我的Gemfile ...

source 'http://rubygems.org' 

gem 'aws-s3', :require => 'aws/s3' 
gem 'aws-sdk', '~> 1.9' 
gem 'best_in_place', '~> 2.1' 
gem 'cancan', '~> 1.6' 
gem 'carrierwave', '~> 0.6' 
gem 'carrierwave_direct' 
gem 'country_select', '~> 1.1' 
gem 'dalli', '~> 2.6' 
gem 'delayed_job_active_record' 
gem 'devise', '~> 2.2' 
gem 'exception_notification' 
gem 'feedzirra', '~> 0.2.0.rc2' 
gem 'fog', '~> 1.10' 
gem 'formtastic' 
gem 'foreman', '~> 0.63' 
gem 'friendly_id', '~> 4.0' 
gem 'haml', '~> 4.0' 
gem 'heroku' 
gem 'heroku-resque-auto-scale', git: 'git://github.com/prpetten/heroku-resque-auto-scale.git' 
gem 'image_optim', '~> 0.8' 
gem 'kaminari', '~> 0.14' 
gem 'mechanize', '~> 2.6' 
gem 'meta-tags', :require => 'meta_tags' 
gem 'mini_magick', '~> 3.5' 
gem 'newrelic_rpm', '~> 3.6' 
gem 'nokogiri', '~> 1.5' 
gem 'pg', '~> 0.15' 
gem 'rails', '~> 3.2.13' 
gem 'rack', '~> 1.4' 
gem 'rakismet', '~> 1.3' 
gem 'redis', '~> 3.0' 
gem 'resque', :require => 'resque/server' 
gem 'resque-scheduler', require: 'resque_scheduler', git: 'git://github.com/bvandenbos/resque-scheduler' 
gem 'rack-timeout', '~> 0.0' 
gem 'rake', '~> 10.0' 
gem 'rinku', :require => 'rails_rinku' 
gem 'rmagick', '~> 2.13' 
gem 'simple_form', '~> 2.1' 
gem 'sitemap_generator' 
gem 'twitter', '~> 4.6' 
gem 'unicorn', '~> 4.6' 

group :assets do 
    gem 'asset_sync', '~> 0.5' 
    gem 'coffee-rails', '>= 3.0' 
    gem 'jquery_datepicker', '~> 0.4' 
    gem 'jquery-rails', '~> 2.2' 
    gem 'jquery-rails-cdn', '~> 0.4' 
    gem 'jquery-ui-rails', git: 'git://github.com/techbang/jquery-ui-rails.git' 
    gem 'jquery-ui-rails-cdn', '~> 0.1' 
    gem 'sass-rails', '~> 3.2' 
    gem 'uglifier', '~> 2.0' 
end 

group :development, :test do 
    gem 'better_errors', '~> 0.8' 
    gem 'binding_of_caller', '~> 0.7' 
    gem 'debugger', '~> 1.5' 
    gem 'capybara', '~> 2.1' 
    gem 'capybara-mechanize', '~> 1.0' 
    gem 'database_cleaner', '~> 0.9' 
    gem 'factory_girl_rails', '~> 4.2' 
    gem 'fakeweb', '~> 1.3' 
    gem 'guard', '~> 1.8' 
    gem 'guard-bundler', '~> 1.0' 
    gem 'guard-livereload', '~> 1.4' 
    gem 'guard-rspec', '~> 2.5' 
    gem 'guard-spork', '~> 1.5' 
    gem 'haml-rails', '~> 0.3' 
    gem 'launchy', '~> 2.3' 
    gem 'meta_request', '~> 0.2' 
    gem 'multi_json', '~> 1.7' 
    gem 'rb-fsevent', '~> 0.9' 
    gem 'rspec-rails', '~> 2.13' 
    gem 'shoulda-matchers', '~> 2.0' 
    gem 'spork', '~> 0.8' 
    gem 'vcr', '~> 2.4' 
end 

它一直工作得很好，直到昨天，我似乎无法使这个问题的正面或反面。任何帮助将不胜感激！

Answer 1

所以原来这个问题是由于我的原始数据库遇到错误后Heroku切换数据库引起的。这个开关需要在我的database.yml文件中更新。