• ArticlesController#block in create /home/z/test_rails/dapo/app/controllers/articles_controller.rb:7
    • ArticlesController#params $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:899
    • ActionController::Parameters#require $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:304
      • ActionController::Parameters#[] $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:409
        • ActiveSupport::HashWithIndifferentAccess#[] $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:180
          • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:289
        • ActionController::Parameters#convert_hashes_to_parameters $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:691
          • ActionController::Parameters#convert_value_to_parameters $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:697
            • ActionController::Parameters#initialize $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:143
              • ActiveSupport::HashWithIndifferentAccess#with_indifferent_access $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:56
                • ActiveSupport::HashWithIndifferentAccess#dup $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:216
                  • ActiveSupport::HashWithIndifferentAccess#initialize $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:64
                    • ActiveSupport::HashWithIndifferentAccess#update $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:140
                    • ActiveSupport::HashWithIndifferentAccess#to_hash $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:278
                      • ActiveSupport::HashWithIndifferentAccess#set_defaults $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:310
                        • ActiveSupport::HashWithIndifferentAccess#default $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:77
                          • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:289
                          • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:162
                            • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:289
                      • ActiveSupport::HashWithIndifferentAccess#block in to_hash $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:282
                        • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:293
                      • ActiveSupport::HashWithIndifferentAccess#block in to_hash $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:282
                        • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:293
                  • ActiveSupport::HashWithIndifferentAccess#block in dup $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:217
                    • ActiveSupport::HashWithIndifferentAccess#set_defaults $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:310
                      • ActiveSupport::HashWithIndifferentAccess#default $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:77
                        • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:289
                        • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:162
                          • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:289
              • ActionController::Parameters.permit_all_parameters $GemPath0/gems/activesupport-5.0.1/lib/active_support/core_ext/module/attribute_accessors.rb:60
          • ActiveSupport::HashWithIndifferentAccess#[]= $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:109
            • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:289
            • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:293
      • ActionController::Parameters#present? $GemPath0/gems/activesupport-5.0.1/lib/active_support/core_ext/object/blank.rb:21
        • ActionController::Parameters#blank? $GemPath0/gems/activesupport-5.0.1/lib/active_support/core_ext/object/blank.rb:14
          • ActionController::Parameters#empty? $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:114
    • ActionController::Parameters#permit $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:386
      • ActionController::Parameters#initialize $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:143
        • Hash#with_indifferent_access $GemPath0/gems/activesupport-5.0.1/lib/active_support/core_ext/hash/indifferent_access.rb:8
          • ActiveSupport::HashWithIndifferentAccess#initialize $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:64
            • ActiveSupport::HashWithIndifferentAccess#update $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:140
        • ActionController::Parameters.permit_all_parameters $GemPath0/gems/activesupport-5.0.1/lib/active_support/core_ext/module/attribute_accessors.rb:60
      • ActionController::Parameters#block in permit $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:389
        • ActionController::Parameters#permitted_scalar_filter $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:774
          • ActionController::Parameters#has_key? $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:114
            • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:162
              • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:289
          • ActionController::Parameters#[] $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:409
            • ActiveSupport::HashWithIndifferentAccess#[] $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:180
              • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:289
            • ActionController::Parameters#convert_hashes_to_parameters $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:691
              • ActionController::Parameters#convert_value_to_parameters $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:697
          • ActionController::Parameters#permitted_scalar? $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:770
            • ActionController::Parameters#block in permitted_scalar? $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:771
          • ActionController::Parameters#[] $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:409
            • ActiveSupport::HashWithIndifferentAccess#[] $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:180
              • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:289
            • ActionController::Parameters#convert_hashes_to_parameters $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:691
              • ActionController::Parameters#convert_value_to_parameters $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:697
          • ActionController::Parameters#[]= $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:415
            • ActiveSupport::HashWithIndifferentAccess#[]= $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:109
              • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:289
              • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:293
          • ActionController::Parameters#keys $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:114
      • ActionController::Parameters#block in permit $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:389
        • ActionController::Parameters#permitted_scalar_filter $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:774
          • ActionController::Parameters#has_key? $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:114
            • ActiveSupport::HashWithIndifferentAccess#key? $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:162
              • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:289
          • ActionController::Parameters#[] $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:409
            • ActiveSupport::HashWithIndifferentAccess#[] $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:180
              • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:289
            • ActionController::Parameters#convert_hashes_to_parameters $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:691
              • ActionController::Parameters#convert_value_to_parameters $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:697
          • ActionController::Parameters#permitted_scalar? $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:770
            • ActionController::Parameters#block in permitted_scalar? $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:771
          • ActionController::Parameters#[] $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:409
            • ActiveSupport::HashWithIndifferentAccess#[] $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:180
              • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:289
            • ActionController::Parameters#convert_hashes_to_parameters $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:691
              • ActionController::Parameters#convert_value_to_parameters $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:697
          • ActionController::Parameters#[]= $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:415
            • ActiveSupport::HashWithIndifferentAccess#[]= $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:109
              • ActiveSupport::HashWithIndifferentAccess#convert_key $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:289
              • ActiveSupport::HashWithIndifferentAccess#convert_value $GemPath0/gems/activesupport-5.0.1/lib/active_support/hash_with_indifferent_access.rb:293
          • ActionController::Parameters#keys $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:114
      • ActionController::Parameters.action_on_unpermitted_parameters $GemPath0/gems/activesupport-5.0.1/lib/active_support/core_ext/module/attribute_accessors.rb:60
      • ActionController::Parameters#unpermitted_parameters! $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:726
        • ActionController::Parameters#unpermitted_keys $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:739
          • ActionController::Parameters#keys $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:114
          • ActionController::Parameters#keys $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:114
          • ActionController::Parameters#always_permitted_parameters $GemPath0/gems/activesupport-5.0.1/lib/active_support/core_ext/module/attribute_accessors.rb:67
      • ActionController::Parameters#permit! $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:243
        • ActionController::Parameters#each_pair $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:203
          • ActionController::Parameters#block in each_pair $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:204
            • ActionController::Parameters#convert_hashes_to_parameters $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:691
              • ActionController::Parameters#convert_value_to_parameters $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:697
            • ActionController::Parameters#block in permit! $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:244
              • Array.wrap $GemPath0/gems/activesupport-5.0.1/lib/active_support/core_ext/array/wrap.rb:37
              • ActionController::Parameters#block (2 levels) in permit! $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:245
          • ActionController::Parameters#block in each_pair $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:204
            • ActionController::Parameters#convert_hashes_to_parameters $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:691
              • ActionController::Parameters#convert_value_to_parameters $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:697
            • ActionController::Parameters#block in permit! $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:244
              • Array.wrap $GemPath0/gems/activesupport-5.0.1/lib/active_support/core_ext/array/wrap.rb:37
              • ActionController::Parameters#block (2 levels) in permit! $GemPath0/gems/actionpack-5.0.1/lib/action_controller/metal/strong_parameters.rb:245