[Airbrake] [Development] undefined method `map' for nil:NilClass

[doofdoofsf]

Airbrake error: #6752
Airbrake project: First project

Error type: NoMethodError
Error message: undefined method `map' for nil:NilClass
Where: weather_station#index
Occurred at: Jan 20, 2021 15:44:06 UTC
First seen at: Jan 20, 2021 15:44:06 UTC
Occurrences: 0 (0 since last deploy on <no information>)
Severity: error

URL: http://localhost:3000/weather_station/index
File: /PROJECT_ROOT/app/controllers/weather_station_controller.rb

Backtrace:

/PROJECT_ROOT/app/controllers/weather_station_controller.rb:58:in mesa_lab_observations
/PROJECT_ROOT/app/controllers/weather_station_controller.rb:50:in all_observations
/PROJECT_ROOT/app/controllers/weather_station_controller.rb:46:in clean_observations
/PROJECT_ROOT/app/controllers/weather_station_controller.rb:3:in index
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_controller/metal/basic_implicit_render.rb:6:in send_action
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/abstract_controller/base.rb:195:in process_action
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_controller/metal/rendering.rb:30:in process_action
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/abstract_controller/callbacks.rb:42:in block in process_action
/GEM_ROOT/gems/activesupport-6.0.3.2/lib/active_support/callbacks.rb:135:in run_callbacks
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/abstract_controller/callbacks.rb:41:in process_action
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_controller/metal/rescue.rb:22:in process_action
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_controller/metal/instrumentation.rb:33:in block in process_action
/GEM_ROOT/gems/activesupport-6.0.3.2/lib/active_support/notifications.rb:180:in block in instrument
/GEM_ROOT/gems/activesupport-6.0.3.2/lib/active_support/notifications/instrumenter.rb:24:in instrument
/GEM_ROOT/gems/activesupport-6.0.3.2/lib/active_support/notifications.rb:180:in instrument
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_controller/metal/instrumentation.rb:32:in process_action
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_controller/metal/params_wrapper.rb:245:in process_action
/GEM_ROOT/gems/activerecord-6.0.3.2/lib/active_record/railties/controller_runtime.rb:27:in process_action
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/abstract_controller/base.rb:136:in process
/GEM_ROOT/gems/actionview-6.0.3.2/lib/action_view/rendering.rb:39:in process
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_controller/metal.rb:190:in dispatch
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_controller/metal.rb:254:in dispatch
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_dispatch/routing/route_set.rb:50:in dispatch
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_dispatch/routing/route_set.rb:33:in serve
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_dispatch/journey/router.rb:49:in block in serve
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_dispatch/journey/router.rb:32:in each
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_dispatch/journey/router.rb:32:in serve
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_dispatch/routing/route_set.rb:834:in call
/GEM_ROOT/gems/rack-2.2.3/lib/rack/tempfile_reaper.rb:15:in call
/GEM_ROOT/gems/rack-2.2.3/lib/rack/etag.rb:27:in call
/GEM_ROOT/gems/rack-2.2.3/lib/rack/conditional_get.rb:27:in call
/GEM_ROOT/gems/rack-2.2.3/lib/rack/head.rb:12:in call
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_dispatch/http/content_security_policy.rb:18:in call
/GEM_ROOT/gems/rack-2.2.3/lib/rack/session/abstract/id.rb:266:in context
/GEM_ROOT/gems/rack-2.2.3/lib/rack/session/abstract/id.rb:260:in call
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_dispatch/middleware/cookies.rb:648:in call
/GEM_ROOT/gems/activerecord-6.0.3.2/lib/active_record/migration.rb:567:in call
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_dispatch/middleware/callbacks.rb:27:in block in call
/GEM_ROOT/gems/activesupport-6.0.3.2/lib/active_support/callbacks.rb:101:in run_callbacks
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_dispatch/middleware/callbacks.rb:26:in call
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_dispatch/middleware/executor.rb:14:in call
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_dispatch/middleware/actionable_exceptions.rb:17:in call
/GEM_ROOT/gems/airbrake-10.0.5/lib/airbrake/rack/middleware.rb:34:in call!
/GEM_ROOT/gems/airbrake-10.0.5/lib/airbrake/rack/middleware.rb:23:in call
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_dispatch/middleware/debug_exceptions.rb:32:in call
/GEM_ROOT/gems/web-console-4.0.4/lib/web_console/middleware.rb:132:in call_app
/GEM_ROOT/gems/web-console-4.0.4/lib/web_console/middleware.rb:28:in block in call
/GEM_ROOT/gems/web-console-4.0.4/lib/web_console/middleware.rb:17:in catch
/GEM_ROOT/gems/web-console-4.0.4/lib/web_console/middleware.rb:17:in call
/GEM_ROOT/gems/actionpack-6.0.3.2/lib/action_dispatch/middleware/show_exceptions.rb:33:in call
...

Visit Airbrake error to view the full backtrace.