Undefined method call

[seanlinsley]

Started GET "/rails_metrics" for 127.0.0.1 at 2014-11-03 16:17:59 -0600
Processing by RailsMetricsController#index as HTML
Completed 500 Internal Server Error in 2ms

NoMethodError - undefined method `call' for #<Metric::ActiveRecord_Relation:0x00000103a6f7f8>:
  activerecord (4.1.6) lib/active_record/relation/delegation.rb:136:in `method_missing'
  activerecord (4.1.6) lib/active_record/relation/delegation.rb:99:in `method_missing'
  activerecord (4.1.6) lib/active_record/scoping/named.rb:151:in `block (2 levels) in scope'
  activerecord (4.1.6) lib/active_record/relation.rb:292:in `scoping'
  activerecord (4.1.6) lib/active_record/scoping/named.rb:151:in `block in scope'
   () rails_metrics-17b04e00ff99/app/controllers/rails_metrics_controller.rb:6:in `index'
  actionpack (4.1.6) lib/action_controller/metal/implicit_render.rb:4:in `send_action'
  actionpack (4.1.6) lib/abstract_controller/base.rb:189:in `process_action'
  actionpack (4.1.6) lib/action_controller/metal/rendering.rb:10:in `process_action'
  actionpack (4.1.6) lib/abstract_controller/callbacks.rb:20:in `block in process_action'
  activesupport (4.1.6) lib/active_support/callbacks.rb:113:in `call'
  activesupport (4.1.6) lib/active_support/callbacks.rb:149:in `block in halting_and_conditional'
  activesupport (4.1.6) lib/active_support/callbacks.rb:229:in `block in halting'
  activesupport (4.1.6) lib/active_support/callbacks.rb:166:in `block in halting'
  activesupport (4.1.6) lib/active_support/callbacks.rb:166:in `block in halting'
  activesupport (4.1.6) lib/active_support/callbacks.rb:86:in `run_callbacks'
  actionpack (4.1.6) lib/abstract_controller/callbacks.rb:19:in `process_action'
  actionpack (4.1.6) lib/action_controller/metal/rescue.rb:29:in `process_action'
  actionpack (4.1.6) lib/action_controller/metal/instrumentation.rb:31:in `block in process_action'
  activesupport (4.1.6) lib/active_support/notifications.rb:159:in `block in instrument'
  activesupport (4.1.6) lib/active_support/notifications/instrumenter.rb:20:in `instrument'
  activesupport (4.1.6) lib/active_support/notifications.rb:159:in `instrument'
  actionpack (4.1.6) lib/action_controller/metal/instrumentation.rb:30:in `process_action'
  actionpack (4.1.6) lib/action_controller/metal/params_wrapper.rb:250:in `process_action'
  activerecord (4.1.6) lib/active_record/railties/controller_runtime.rb:18:in `process_action'
  actionpack (4.1.6) lib/abstract_controller/base.rb:136:in `process'
  actionview (4.1.6) lib/action_view/rendering.rb:30:in `process'
  rack-mini-profiler (0.9.2) lib/mini_profiler/profiling_methods.rb:108:in `block in profile_method'
  actionpack (4.1.6) lib/action_controller/metal.rb:196:in `dispatch'
  actionpack (4.1.6) lib/action_controller/metal/rack_delegation.rb:13:in `dispatch'
  actionpack (4.1.6) lib/action_controller/metal.rb:232:in `block in action'
  actionpack (4.1.6) lib/action_dispatch/routing/route_set.rb:82:in `dispatch'
  actionpack (4.1.6) lib/action_dispatch/routing/route_set.rb:50:in `call'
  actionpack (4.1.6) lib/action_dispatch/journey/router.rb:73:in `block in call'
  actionpack (4.1.6) lib/action_dispatch/journey/router.rb:59:in `call'
  actionpack (4.1.6) lib/action_dispatch/routing/route_set.rb:678:in `call'
   () rails_metrics-17b04e00ff99/lib/rails_metrics/middleware.rb:9:in `call'
  omniauth (1.2.2) lib/omniauth/strategy.rb:186:in `call!'
  omniauth (1.2.2) lib/omniauth/strategy.rb:164:in `call'
  omniauth (1.2.2) lib/omniauth/strategy.rb:186:in `call!'
  omniauth (1.2.2) lib/omniauth/strategy.rb:164:in `call'
  omniauth (1.2.2) lib/omniauth/strategy.rb:186:in `call!'
  omniauth (1.2.2) lib/omniauth/strategy.rb:164:in `call'
  omniauth (1.2.2) lib/omniauth/strategy.rb:186:in `call!'
  omniauth (1.2.2) lib/omniauth/strategy.rb:164:in `call'
  omniauth (1.2.2) lib/omniauth/builder.rb:59:in `call'
  warden (1.2.3) lib/warden/manager.rb:35:in `block in call'
  warden (1.2.3) lib/warden/manager.rb:34:in `call'
  rack (1.5.2) lib/rack/etag.rb:23:in `call'
  rack (1.5.2) lib/rack/conditionalget.rb:25:in `call'
  rack (1.5.2) lib/rack/head.rb:11:in `call'
  actionpack (4.1.6) lib/action_dispatch/middleware/params_parser.rb:27:in `call'
  actionpack (4.1.6) lib/action_dispatch/middleware/flash.rb:254:in `call'
  rack (1.5.2) lib/rack/session/abstract/id.rb:225:in `context'
  rack (1.5.2) lib/rack/session/abstract/id.rb:220:in `call'
  actionpack (4.1.6) lib/action_dispatch/middleware/cookies.rb:560:in `call'
  activerecord (4.1.6) lib/active_record/query_cache.rb:36:in `call'
  activerecord (4.1.6) lib/active_record/connection_adapters/abstract/connection_pool.rb:621:in `call'
  activerecord (4.1.6) lib/active_record/migration.rb:380:in `call'
  actionpack (4.1.6) lib/action_dispatch/middleware/callbacks.rb:29:in `block in call'
  activesupport (4.1.6) lib/active_support/callbacks.rb:82:in `run_callbacks'
  actionpack (4.1.6) lib/action_dispatch/middleware/callbacks.rb:27:in `call'
  actionpack (4.1.6) lib/action_dispatch/middleware/reloader.rb:73:in `call'
  actionpack (4.1.6) lib/action_dispatch/middleware/remote_ip.rb:76:in `call'
  better_errors (2.0.0) lib/better_errors/middleware.rb:84:in `protected_app_call'
  better_errors (2.0.0) lib/better_errors/middleware.rb:79:in `better_errors_call'
  better_errors (2.0.0) lib/better_errors/middleware.rb:57:in `call'
  actionpack (4.1.6) lib/action_dispatch/middleware/debug_exceptions.rb:17:in `call'
  actionpack (4.1.6) lib/action_dispatch/middleware/show_exceptions.rb:30:in `call'
  railties (4.1.6) lib/rails/rack/logger.rb:38:in `call_app'
  railties (4.1.6) lib/rails/rack/logger.rb:20:in `block in call'
  activesupport (4.1.6) lib/active_support/tagged_logging.rb:68:in `block in tagged'
  activesupport (4.1.6) lib/active_support/tagged_logging.rb:26:in `tagged'
  activesupport (4.1.6) lib/active_support/tagged_logging.rb:68:in `tagged'
  railties (4.1.6) lib/rails/rack/logger.rb:20:in `call'
  request_store (1.1.0) lib/request_store/middleware.rb:8:in `call'
  actionpack (4.1.6) lib/action_dispatch/middleware/request_id.rb:21:in `call'
  rack (1.5.2) lib/rack/methodoverride.rb:21:in `call'
  rack (1.5.2) lib/rack/runtime.rb:17:in `call'
  activesupport (4.1.6) lib/active_support/cache/strategy/local_cache_middleware.rb:26:in `call'
  rack (1.5.2) lib/rack/lock.rb:17:in `call'
  actionpack (4.1.6) lib/action_dispatch/middleware/static.rb:64:in `call'
  rack (1.5.2) lib/rack/sendfile.rb:112:in `call'
  rack-mini-profiler (0.9.2) lib/mini_profiler/profiler.rb:300:in `call'
  railties (4.1.6) lib/rails/engine.rb:514:in `call'
  railties (4.1.6) lib/rails/application.rb:144:in `call'
  railties (4.1.6) lib/rails/railtie.rb:194:in `method_missing'
  rack (1.5.2) lib/rack/builder.rb:138:in `call'
  rack (1.5.2) lib/rack/urlmap.rb:65:in `block in call'
  rack (1.5.2) lib/rack/urlmap.rb:50:in `call'