开发了一个有效的应用程序应用程序但已部署问题。最近工作，但在做了一个clouldmailin添加后似乎导致一些依赖问题？任何帮助理解日志中的问题将不胜感激。
2012-01-11T23:35:07+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/application.rb:96:in `initialize!'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/railtie/configurable.rb:30:in `method_missing'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/config/environment.rb:5:in `<top (required)>'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/config.ru:4:in `require'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/config.ru:4:in `block in <main>'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ rack-1.3.5/lib/rack/builder.rb:51:in `instance_eval'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ rack-1.3.5/lib/rack/builder.rb:51:in `initialize'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/config.ru:1:in `new'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ rack-1.3.5/lib/rack/builder.rb:40:in `eval'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ rack-1.3.5/lib/rack/server.rb:200:in `app'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/commands/server.rb:46:in `app'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ rack-1.3.5/lib/rack/builder.rb:40:in `parse_file'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ rack-1.3.5/lib/rack/server.rb:252:in `start'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/commands/server.rb:70:in `start'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/config.ru:1:in `<main>'
2012-01-11T23:35:07+00:00 app[web.1]: from script/rails:6:in `<main>'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/r ailties-3.1.3/lib/rails/commands.rb:54:in `block in <top (required)>'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/commands.rb:49:in `tap'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ rack-1.3.5/lib/rack/server.rb:301:in `wrapped_app'
2012-01-11T23:35:07+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/commands.rb:49:in `<top (required)>'
2012-01-11T23:35:07+00:00 app[web.1]: from script/rails:6:in `require'
2012-01-11T23:35:08+00:00 heroku[web.1]: State changed from starting to crashed
2012-01-11T23:35:08+00:00 heroku[web.1]: Process exited
2012-01-11T23:45:00+00:00 heroku[web.1]: State changed from crashed to created
2012-01-11T23:45:00+00:00 heroku[web.1]: State changed from created to starting
2012-01-11T23:45:06+00:00 heroku[web.1]: Starting process with command `bundle exec rails server -p 52293`
2012-01-11T23:45:09+00:00 app[web.1]:
2012-01-11T23:45:09+00:00 app[web.1]: gem install bson_ext
2012-01-11T23:45:09+00:00 app[web.1]: You can install the extension as follows:
2012-01-11T23:45:09+00:00 app[web.1]: bson_ext gem is in your load path and that the bson_ext and mongo gems are of the same version.
2012-01-11T23:45:09+00:00 app[web.1]:
2012-01-11T23:45:09+00:00 app[web.1]:
2012-01-11T23:45:09+00:00 app[web.1]: **Notice: C extension not loaded. This is required for optimum MongoDB Ruby driver performance.
2012-01-11T23:45:09+00:00 app[web.1]: If you continue to receive this message after installing, make sure that the
2012-01-11T23:45:15+00:00 app[web.1]: => Booting WEBrick
2012-01-11T23:45:15+00:00 app[web.1]: => Call with -d to detach
2012-01-11T23:45:15+00:00 app[web.1]: => Ctrl-C to shutdown server
2012-01-11T23:45:15+00:00 app[web.1]: => Rails 3.1.3 application starting in production on http://0.0.0.0:52293
2012-01-11T23:45:15+00:00 app[web.1]: Exiting
2012-01-11T23:45:15+00:00 app[web.1]: /app/vendor/bundle/ruby/1.9.1/gems/ activesupport-3.1.3/lib/active_support/dependencies.rb:240:in `require': /app/app/controllers/ email_controllers.rb:1: class/module name must be CONSTANT (SyntaxError)
2012-01-11T23:45:15+00:00 app[web.1]: class emailcontroller < applicationcontroller
2012-01-11T23:45:15+00:00 app[web.1]: ^
2012-01-11T23:45:15+00:00 app[web.1]: /app/app/controllers/email_controllers.rb:3: syntax error, unexpected ':', expecting keyword_end
2012-01-11T23:45:15+00:00 app[web.1]: ^
2012-01-11T23:45:15+00:00 app[web.1]: /app/app/controllers/email_controllers.rb:8: syntax error, unexpected tLBRACK, expecting keyword_do or '{' or '('
2012-01-11T23:45:15+00:00 app[web.1]: @inbound_email = InboundEmail.new(:text => params ["text"],
2012-01-11T23:45:15+00:00 app[web.1]: ^
2012-01-11T23:45:15+00:00 app[web.1]: /app/app/controllers/email_controllers.rb:8: syntax error, unexpected ',', expecting keyword_end
2012-01-11T23:45:15+00:00 app[web.1]: ^
2012-01-11T23:45:15+00:00 app[web.1]: :to => clean_Field(params["to"]),
2012-01-11T23:45:15+00:00 app[web.1]: /app/app/controllers/email_controllers.rb:10: syntax error, unexpected tASSOC, expecting tCOLON2 or '[' or '.'
2012-01-11T23:45:15+00:00 app[web.1]: /app/app/controllers/email_controllers.rb:13: syntax error, unexpected ')', expecting keyword_end
2012-01-11T23:45:15+00:00 app[web.1]: /app/app/controllers/email_controllers.rb:22: syntax error, unexpected '=', expecting keyword_end
2012-01-11T23:45:15+00:00 app[web.1]: flash [:notice] = "ooops we had an error"
2012-01-11T23:45:15+00:00 app[web.1]: ^
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ activesupport-3.1.3/lib/active_support/dependencies.rb:225:in `load_dependency'
2012-01-11T23:45:15+00:00 app[web.1]: /app/app/controllers/email_controllers.rb:10: syntax error, unexpected ',', expecting keyword_end
2012-01-11T23:45:15+00:00 app[web.1]: skip_before_filters: verify_authenticity_token
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ activesupport-3.1.3/lib/active_support/dependencies.rb:240:in `block in require'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ activesupport-3.1.3/lib/active_support/dependencies.rb:240:in `require'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ activesupport-3.1.3/lib/active_support/dependencies.rb:348:in `require_or_load'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ activesupport-3.1.3/lib/active_support/dependencies.rb:302:in `depend_on'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ activesupport-3.1.3/lib/active_support/dependencies.rb:214:in `require_dependency'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/engine.rb:417:in `block (2 levels) in eager_load!'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/engine.rb:416:in `block in eager_load!'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/engine.rb:414:in `each'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/engine.rb:416:in `each'
2012-01-11T23:45:15+00:00 app[web.1]: /app/app/controllers/email_controllers.rb:11: syntax error, unexpected ',', expecting keyword_end
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/engine.rb:414:in `eager_load!'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/application/finisher.rb:51:in `block in <module:Finisher>'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/initializable.rb:30:in `instance_exec'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/initializable.rb:30:in `run'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/r ailties-3.1.3/lib/rails/initializable.rb:55:in `block in run_initializers'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/r ailties-3.1.3/lib/rails/initializable.rb:54:in `each'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/r ailties-3.1.3/lib/rails/initializable.rb:54:in `run_initializers'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/application.rb:96:in `initialize!'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/railtie/configurable.rb:30:in `method_missing'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/config/environment.rb:5:in `<top (required)>'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/config.ru:4:in `block in <main>'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/config.ru:4:in `require'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ rack-1.3.5/lib/rack/builder.rb:51:in `instance_eval'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/config.ru:1:in `new'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/config.ru:1:in `<main>'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ rack-1.3.5/lib/rack/builder.rb:40:in `eval'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ rack-1.3.5/lib/rack/builder.rb:40:in `parse_file'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ rack-1.3.5/lib/rack/server.rb:200:in `app'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/commands/server.rb:46:in `app'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ rack-1.3.5/lib/rack/server.rb:301:in `wrapped_app'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ rack-1.3.5/lib/rack/server.rb:252:in `start'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ rack-1.3.5/lib/rack/builder.rb:51:in `initialize'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/commands/server.rb:70:in `start'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/commands.rb:54:in `block in <top (required)>'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/commands.rb:49:in `tap'
2012-01-11T23:45:15+00:00 app[web.1]: from /app/vendor/bundle/ruby/1.9.1/gems/ railties-3.1.3/lib/rails/commands.rb:49:in `<top (required)>'
2012-01-11T23:45:15+00:00 app[web.1]: from script/rails:6:in `require'
2012-01-11T23:45:15+00:00 app[web.1]: from script/rails:6:in `<main>'
2012-01-11T23:45:17+00:00 heroku[web.1]: Process exited
2012-01-11T23:45:16+00:00 heroku[web.1]: State changed from starting to crashed
2012-01-11T23:45:21+00:00 heroku[router]: Error H10 (App crashed) -> GET www.domain.me/ dyno= queue= wait= service= status=503 bytes=
2012-01-11T23:45:21+00:00 heroku[router]: Error H10 (App crashed) -> GET www.domain.me/favicon.ico dyno= queue= wait= service= status=503 bytes=
答案 0 :(得分：2)
正如@muistooshort所说，并且正如日志指出的那样，类名需要大写，因为这就是ruby如何识别哪些类和对象类型与常规变量名或方法调用。
这是您日志的相关部分：类/模块名称必须为CONSTANT
因此，请将您的电子邮件控制器类声明更改为：
class EmailController < ApplicationController
并重新部署。