rails generate roles RAILS_ENV=production
/usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/dependencies.rb:292:in `require': Could not load the 'listen' gem. Add `gem 'listen'` to the development group of your Gemfile (LoadError)
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/dependencies.rb:292:in `block in require'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/dependencies.rb:258:in `load_dependency'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/dependencies.rb:292:in `require'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/evented_file_update_checker.rb:59:in `block in initialize'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/core_ext/kernel/reporting.rb:13:in `block in silence_warnings'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/core_ext/kernel/reporting.rb:26:in `with_warnings'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/core_ext/kernel/reporting.rb:13:in `silence_warnings'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/evented_file_update_checker.rb:57:in `initialize'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/i18n_railtie.rb:59:in `new'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/i18n_railtie.rb:59:in `initialize_i18n'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/i18n_railtie.rb:17:in `block in <class:Railtie>'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/lazy_load_hooks.rb:67:in `block in execute_hook'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/lazy_load_hooks.rb:60:in `with_execution_control'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/lazy_load_hooks.rb:65:in `execute_hook'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/lazy_load_hooks.rb:50:in `block in run_load_hooks'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/lazy_load_hooks.rb:49:in `each'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/lazy_load_hooks.rb:49:in `run_load_hooks'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/railties-5.1.4/lib/rails/application/finisher.rb:73:in `block in <module:Finisher>'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/railties-5.1.4/lib/rails/initializable.rb:30:in `instance_exec'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/railties-5.1.4/lib/rails/initializable.rb:30:in `run'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/railties-5.1.4/lib/rails/initializable.rb:59:in `block in run_initializers'
	from /usr/local/rvm/rubies/ruby-2.4.3/lib/ruby/2.4.0/tsort.rb:228:in `block in tsort_each'
	from /usr/local/rvm/rubies/ruby-2.4.3/lib/ruby/2.4.0/tsort.rb:350:in `block (2 levels) in each_strongly_connected_component'
	from /usr/local/rvm/rubies/ruby-2.4.3/lib/ruby/2.4.0/tsort.rb:431:in `each_strongly_connected_component_from'
	from /usr/local/rvm/rubies/ruby-2.4.3/lib/ruby/2.4.0/tsort.rb:349:in `block in each_strongly_connected_component'
	from /usr/local/rvm/rubies/ruby-2.4.3/lib/ruby/2.4.0/tsort.rb:347:in `each'
	from /usr/local/rvm/rubies/ruby-2.4.3/lib/ruby/2.4.0/tsort.rb:347:in `call'
	from /usr/local/rvm/rubies/ruby-2.4.3/lib/ruby/2.4.0/tsort.rb:347:in `each_strongly_connected_component'
	from /usr/local/rvm/rubies/ruby-2.4.3/lib/ruby/2.4.0/tsort.rb:226:in `tsort_each'
	from /usr/local/rvm/rubies/ruby-2.4.3/lib/ruby/2.4.0/tsort.rb:205:in `tsort_each'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/railties-5.1.4/lib/rails/initializable.rb:58:in `run_initializers'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/railties-5.1.4/lib/rails/application.rb:353:in `initialize!'
	from /home/rcuellar/hyrax/config/environment.rb:5:in `<top (required)>'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/dependencies.rb:292:in `require'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/dependencies.rb:292:in `block in require'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/dependencies.rb:258:in `load_dependency'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/activesupport-5.1.4/lib/active_support/dependencies.rb:292:in `require'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/railties-5.1.4/lib/rails/application.rb:329:in `require_environment!'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/railties-5.1.4/lib/rails/command/actions.rb:16:in `require_application_and_environment!'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/railties-5.1.4/lib/rails/commands/generate/generate_command.rb:19:in `perform'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/thor-0.20.0/lib/thor/command.rb:27:in `run'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/thor-0.20.0/lib/thor/invocation.rb:126:in `invoke_command'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/thor-0.20.0/lib/thor.rb:387:in `dispatch'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/railties-5.1.4/lib/rails/command/base.rb:63:in `perform'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/railties-5.1.4/lib/rails/command.rb:44:in `invoke'
	from /usr/local/rvm/gems/ruby-2.4.3/gems/railties-5.1.4/lib/rails/commands.rb:16:in `<top (required)>'
	from bin/rails:9:in `require'
	from bin/rails:9:in `<main>'