标签: rails-upgrade

我目前正在将一个应用程序从 Rails 4 迁移到 Rails 5。

我在尝试发出以下命令时遇到了以下问题bundle exec rspec spec：

/Users/me/.rvm/gems/ruby-2.2.2/gems/actionpack-5.1.4/lib/action_dispatch/middleware/stack.rb:35:in `build': undefined method `new' for ActionDispatch::ParamsParser:Module (NoMethodError)
        from /Users/me/.rvm/gems/ruby-2.2.2/gems/actionpack-5.1.4/lib/action_dispatch/middleware/stack.rb:99:in `block in build'
        from /Users/me/.rvm/gems/ruby-2.2.2/gems/actionpack-5.1.4/lib/action_dispatch/middleware/stack.rb:99:in `each'
        from /Users/me/.rvm/gems/ruby-2.2.2/gems/actionpack-5.1.4/lib/action_dispatch/middleware/stack.rb:99:in `inject'
        from /Users/me/.rvm/gems/ruby-2.2.2/gems/actionpack-5.1.4/lib/action_dispatch/middleware/stack.rb:99:in `build'
        from /Users/me/.rvm/gems/ruby-2.2.2/gems/railties-5.1.4/lib/rails/engine.rb:508:in `block in app'
        from /Users/me/.rvm/gems/ruby-2.2.2/gems/railties-5.1.4/lib/rails/engine.rb:504:in `synchronize'
        from /Users/me/.rvm/gems/ruby-2.2.2/gems/railties-5.1.4/lib/rails/engine.rb:504:in `app'
        from /Users/me/.rvm/gems/ruby-2.2.2/gems/railties-5.1.4/lib/rails/application/finisher.rb:45:in `block in <module:Finisher>'
        from /Users/me/.rvm/gems/ruby-2.2.2/gems/railties-5.1.4/lib/rails/initializable.rb:30:in `instance_exec'
        from /Users/me/.rvm/gems/ruby-2.2.2/gems/railties-5.1.4/lib/rails/initializable.rb:30:in `run'
        from /Users/me/.rvm/gems/ruby-2.2.2/gems/railties-5.1.4/lib/rails/initializable.rb:59:in `block in run_initializers'
        from /Users/me/.rvm/rubies/ruby-2.2.2/lib/ruby/2.2.0/tsort.rb:226:in `block in tsort_each'
        from /Users/me/.rvm/rubies/ruby-2.2.2/lib/ruby/2.2.0/tsort.rb:348:in `block (2 levels) in each_strongly_connected_component'
        from /Users/me/.rvm/rubies/ruby-2.2.2/lib/ruby/2.2.0/tsort.rb:429:in `each_strongly_connected_component_from'
        from /Users/me/.rvm/rubies/ruby-2.2.2/lib/ruby/2.2.0/tsort.rb:347:in `block in …