我已经在项目中正确安装了该项目的所有引用。之后，当我运行rails s时，它成功启动了WEBrick，但是很快我收到以下错误消息。
uninitialized constant settings issue in /methods.rb:230:in 'block in constantize'
我在做什么错了？
2019-04-30 02：33：25.728754（91848）[FATAL] NameError（未初始化的常量设置）：
activesupport（3.2.12）lib / active_support / inflector / methods.rb：230：in block in constantize'
activesupport (3.2.12) lib/active_support/inflector/methods.rb:229:in中的每个
activesupport（3.2.12）lib / active_support / inflector / methods.rb：229：in constantize'
activesupport (3.2.12) lib/active_support/core_ext/string/inflections.rb:54:in constantize'
rails_config（0.2.2）lib / rails_config / integration / rails.rb：26：in block (3 levels) in <class:Railtie>'
activesupport (3.2.12) lib/active_support/callbacks.rb:418:in _ run__964710491603297511__process_action__2280112725106688481__callbacks'
activesupport（3.2.12）lib / active_support / callbacks.rb：405：in __run_callback'
activesupport (3.2.12) lib/active_support/callbacks.rb:385:in _ run_process_action_callbacks'
activesupport（3.2.12）lib / active_support / callbacks.rb：81：in run_callbacks'
actionpack (3.2.12) lib/abstract_controller/callbacks.rb:17:in process_action'
actionpack（3.2.12）lib / action_controller / metal / rescue.rb：29：在process_action'
actionpack (3.2.12) lib/action_controller/metal/instrumentation.rb:30:in块中的process_action'
activesupport（3.2.12）lib / active_support / notifications.rb：123：in block in instrument'
activesupport (3.2.12) lib/active_support/notifications/instrumenter.rb:20:in instrument'
activesupport（3.2.12）lib / active_support / notifications.rb：123：in instrument'
actionpack (3.2.12) lib/action_controller/metal/instrumentation.rb:29:in process_action'
actionpack（3.2.12）lib / action_controller / metal / params_wrapper.rb：207：in process_action'
activerecord (3.2.12) lib/active_record/railties/controller_runtime.rb:18:in process_action'
newrelic_rpm（3.5.4.34）lib / new_relic / agent / instrumentation / rails3 / action_controller.rb：34：在perform_action_with_newrelic_trace中的block in process_action'
newrelic_rpm (3.5.4.34) lib/new_relic/agent/instrumentation/controller_instrumentation.rb:268:in块中
newrelic_rpm（3.5.4.34）lib / new_relic / agent / method_tracer.rb：242：in trace_execution_scoped'
newrelic_rpm (3.5.4.34) lib/new_relic/agent/instrumentation/controller_instrumentation.rb:263:in perform_action_with_newrelic_trace'
newrelic_rpm（3.5.4.34）lib / new_relic / agent / instrumentation / rails3 / action_controller.rb：33：在process_action'
actionpack (3.2.12) lib/abstract_controller/base.rb:121:in进程中'
actionpack（3.2.12）lib / abstract_controller / rendering.rb：45：in process'
actionpack (3.2.12) lib/action_controller/metal.rb:203:in dispatch'
actionpack（3.2.12）lib / action_controller / metal / rack_delegation.rb：14：in dispatch'
actionpack (3.2.12) lib/action_controller/metal.rb:246:in在行动中阻止'
actionpack（3.2.12）lib / action_dispatch / routing / route_set.rb：73：in dispatch'
actionpack (3.2.12) lib/action_dispatch/routing/route_set.rb:36:in call'
actionpack（3.2.12）lib / action_dispatch / routing / mapper.rb：42：in call'
journey (1.0.4) lib/journey/router.rb:68:in中的通话'
旅程（1.0.4）lib / journey / router.rb：56：in each'
journey (1.0.4) lib/journey/router.rb:56:in call'
actionpack（3.2.12）lib / action_dispatch / routing / route_set.rb：601：在call'
omniauth (1.4.2) lib/omniauth/strategy.rb:186:in通话中！”
omniauth（1.4.2）lib / omniauth / strategy.rb：164：在call'
omniauth (1.4.2) lib/omniauth/builder.rb:63:in通话中
/home/li/.rvm/gems/ruby-1.9.3-p551/bundler/gems/rubyamf-be26d0e5183c/lib/rubyamf/rails/request_processor.rb:13:in call'
/home/li/.rvm/gems/ruby-1.9.3-p551/bundler/gems/rubyamf-be26d0e5183c/lib/rubyamf/request_parser.rb:31:in通话中
管理员（1.2.1）lib / warden / manager.rb：35：in block in call'
warden (1.2.1) lib/warden/manager.rb:34:in catch'
管理员（1.2.1）lib / warden / manager.rb：34：in call'
newrelic_rpm (3.5.4.34) lib/new_relic/rack/error_collector.rb:8:in call'
newrelic_rpm（3.5.4.34）lib / new_relic / rack / browser_monitoring.rb：12：in call'
newrelic_rpm (3.5.4.34) lib/new_relic/rack/developer_mode.rb:24:in调用
request_store（1.0.5）lib / request_store / middleware.rb：9：在call'
actionpack (3.2.12) lib/action_dispatch/middleware/best_standards_support.rb:17:in通话中
机架（1.4.5）lib / rack / etag.rb：23：in call'
rack (1.4.5) lib/rack/conditionalget.rb:25:in call'
actionpack（3.2.12）lib / action_dispatch / middleware / head.rb：14：in call'
actionpack (3.2.12) lib/action_dispatch/middleware/params_parser.rb:21:in call'
actionpack（3.2.12）lib / action_dispatch / middleware / flash.rb：242：in call'
rack (1.4.5) lib/rack/session/abstract/id.rb:210:in context'
机架（1.4.5）lib / rack / session / abstract / id.rb：205：在call'
actionpack (3.2.12) lib/action_dispatch/middleware/cookies.rb:341:in通话中
activerecord（3.2.12）lib / active_record / query_cache.rb：64：在call'
activerecord (3.2.12) lib/active_record/connection_adapters/abstract/connection_pool.rb:479:in通话中
actionpack（3.2.12）lib / action_dispatch / middleware / callbacks.rb：28：in block in call'
activesupport (3.2.12) lib/active_support/callbacks.rb:405:in _ run__962451150856234860__call__131268060707504816__callbacks'
activesupport（3.2.12）lib / active_support / callbacks.rb：405：in __run_callback'
activesupport (3.2.12) lib/active_support/callbacks.rb:385:in _ run_call_callbacks'
activesupport（3.2.12）lib / active_support / callbacks.rb：81：在run_callbacks'
actionpack (3.2.12) lib/action_dispatch/middleware/callbacks.rb:27:in通话中
rails-dev-tweaks（1.2.0）lib / rails_dev_tweaks / granular_autoload / middleware.rb：36：in call'
actionpack (3.2.12) lib/action_dispatch/middleware/remote_ip.rb:31:in中的“
airbrake（4.1.0）lib / airbrake / rails / middleware.rb：13：in call'
actionpack (3.2.12) lib/action_dispatch/middleware/debug_exceptions.rb:16:in call'
actionpack（3.2.12）lib / action_dispatch / middleware / show_exceptions.rb：56：在call'
railties (3.2.12) lib/rails/rack/logger.rb:32:in call_app'中
railties（3.2.12）lib / rails / rack / logger.rb：16：in block in call'
activesupport (3.2.12) lib/active_support/tagged_logging.rb:22:in tagged'
栏杆（3.2.12）lib / rails / rack / logger.rb：16：in call'
quiet_assets (1.0.2) lib/quiet_assets.rb:18:in call_with_quiet_assets'
actionpack（3.2.12）lib / action_dispatch / middleware / request_id.rb：22：在call'
rack (1.4.5) lib/rack/methodoverride.rb:21:in通话中
机架（1.4.5）lib / rack / runtime.rb：17：in call'
activesupport (3.2.12) lib/active_support/cache/strategy/local_cache.rb:72:in call'
机架（1.4.5）lib / rack / lock.rb：15：in call'
actionpack (3.2.12) lib/action_dispatch/middleware/static.rb:62:in call'
airbrake（4.1.0）lib / airbrake / user_informer.rb：16：在_call'
airbrake (4.1.0) lib/airbrake/user_informer.rb:12:in通话中
railties（3.2.12）lib / rails / engine.rb：479：in call'
railties (3.2.12) lib/rails/application.rb:223:in call'
机架（1.4.5）lib / rack / content_length.rb：14：在call'
railties (3.2.12) lib/rails/rack/log_tailer.rb:17:in通话中
机架（1.4.5）lib / rack / handler / webrick.rb：59：in service'
/usr/lib/ruby/2.3.0/webrick/httpserver.rb:140:in service'
/usr/lib/ruby/2.3.0/webrick/httpserver.rb:96：在run'
/usr/lib/ruby/2.3.0/webrick/server.rb:296:in中的start_thread块中”
2019-04-30 02：33：25.743803（91848）[INFO]由CustomUrlController＃index作为HTML处理
2019-04-30 02：33：25.744570（91848）[INFO]参数：{“ url” =>“ 500”}
2019-04-30 02：33：25.746162（91848）[INFO]在1毫秒内完成了500个内部服务器错误