Discourse - `check_reviving_old_topic'

backtrace

/var/www/discourse/lib/composer_messages_finder.rb:136:in `check_reviving_old_topic'
/var/www/discourse/lib/composer_messages_finder.rb:9:in `find'
/var/www/discourse/app/controllers/composer_messages_controller.rb:9:in `index'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_controller/metal/implicit_render.rb:4:in `send_action'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/abstract_controller/base.rb:189:in `process_action'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_controller/metal/rendering.rb:10:in `process_action'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/abstract_controller/callbacks.rb:20:in `block in process_action'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:113:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:113:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `block in halting'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `block in halting'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `block in halting'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `block in halting'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `block in halting'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `block in halting'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `block in halting'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `block in halting'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `block in halting'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `block in halting'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `block in halting'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `block in halting'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:229:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:229:in `block in halting'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:166:in `block in halting'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:86:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:86:in `run_callbacks'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/abstract_controller/callbacks.rb:19:in `process_action'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_controller/metal/rescue.rb:29:in `process_action'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_controller/metal/instrumentation.rb:31:in `block in process_action'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/notifications.rb:159:in `block in instrument'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/notifications/instrumenter.rb:20:in `instrument'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/notifications.rb:159:in `instrument'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_controller/metal/instrumentation.rb:30:in `process_action'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_controller/metal/params_wrapper.rb:250:in `process_action'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activerecord-4.1.1/lib/active_record/railties/controller_runtime.rb:18:in `process_action'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/abstract_controller/base.rb:136:in `process'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionview-4.1.1/lib/action_view/rendering.rb:30:in `process'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/rack-mini-profiler-0.9.1/lib/mini_profiler/profiling_methods.rb:108:in `block in profile_method'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_controller/metal.rb:195:in `dispatch'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_controller/metal/rack_delegation.rb:13:in `dispatch'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_controller/metal.rb:231:in `block in action'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_dispatch/routing/route_set.rb:80:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_dispatch/routing/route_set.rb:80:in `dispatch'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_dispatch/routing/route_set.rb:48:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_dispatch/journey/router.rb:71:in `block in call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_dispatch/journey/router.rb:59:in `each'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_dispatch/journey/router.rb:59:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_dispatch/routing/route_set.rb:676:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/rack-protection-1.5.2/lib/rack/protection/frame_options.rb:31:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/omniauth-1.2.1/lib/omniauth/strategy.rb:186:in `call!'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/omniauth-1.2.1/lib/omniauth/strategy.rb:164:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/omniauth-1.2.1/lib/omniauth/strategy.rb:186:in `call!'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/omniauth-1.2.1/lib/omniauth/strategy.rb:164:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/omniauth-1.2.1/lib/omniauth/strategy.rb:186:in `call!'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/omniauth-1.2.1/lib/omniauth/strategy.rb:164:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/omniauth-1.2.1/lib/omniauth/strategy.rb:186:in `call!'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/omniauth-1.2.1/lib/omniauth/strategy.rb:164:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/omniauth-1.2.1/lib/omniauth/strategy.rb:186:in `call!'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/omniauth-1.2.1/lib/omniauth/strategy.rb:164:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/omniauth-1.2.1/lib/omniauth/strategy.rb:186:in `call!'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/omniauth-1.2.1/lib/omniauth/strategy.rb:164:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/omniauth-1.2.1/lib/omniauth/builder.rb:59:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/rack-1.5.2/lib/rack/etag.rb:23:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/rack-1.5.2/lib/rack/conditionalget.rb:25:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/rack-1.5.2/lib/rack/head.rb:11:in `call'
/var/www/discourse/lib/middleware/anonymous_cache.rb:119:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_dispatch/middleware/params_parser.rb:27:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_dispatch/middleware/flash.rb:254:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/rack-1.5.2/lib/rack/session/abstract/id.rb:225:in `context'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/rack-1.5.2/lib/rack/session/abstract/id.rb:220:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_dispatch/middleware/cookies.rb:560:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/message_bus-0.9.4/lib/message_bus/rack/middleware.rb:55:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activerecord-4.1.1/lib/active_record/query_cache.rb:36:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activerecord-4.1.1/lib/active_record/connection_adapters/abstract/connection_pool.rb:621:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_dispatch/middleware/callbacks.rb:29:in `block in call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/activesupport-4.1.1/lib/active_support/callbacks.rb:82:in `run_callbacks'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_dispatch/middleware/callbacks.rb:27:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_dispatch/middleware/remote_ip.rb:76:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_dispatch/middleware/debug_exceptions.rb:17:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_dispatch/middleware/show_exceptions.rb:30:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/logster-0.0.10/lib/logster/middleware/reporter.rb:23:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/railties-4.1.1/lib/rails/rack/logger.rb:38:in `call_app'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/railties-4.1.1/lib/rails/rack/logger.rb:22:in `call'
/var/www/discourse/config/initializers/quiet_logger.rb:10:in `call_with_quiet_assets'
/var/www/discourse/config/initializers/silence_logger.rb:26:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/actionpack-4.1.1/lib/action_dispatch/middleware/request_id.rb:21:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/rack-1.5.2/lib/rack/methodoverride.rb:21:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/rack-1.5.2/lib/rack/runtime.rb:17:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/rack-1.5.2/lib/rack/sendfile.rb:112:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/rack-mini-profiler-0.9.1/lib/mini_profiler/profiler.rb:300:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/railties-4.1.1/lib/rails/engine.rb:514:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/railties-4.1.1/lib/rails/application.rb:144:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/railties-4.1.1/lib/rails/railtie.rb:194:in `public_send'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/railties-4.1.1/lib/rails/railtie.rb:194:in `method_missing'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/rack-1.5.2/lib/rack/builder.rb:138:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/rack-1.5.2/lib/rack/urlmap.rb:65:in `block in call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/rack-1.5.2/lib/rack/urlmap.rb:50:in `each'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/rack-1.5.2/lib/rack/urlmap.rb:50:in `call'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/unicorn-4.8.2/lib/unicorn/http_server.rb:572:in `process_client'
/var/www/discourse/lib/middleware/unicorn_oobgc.rb:95:in `process_client'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/unicorn-4.8.2/lib/unicorn/http_server.rb:666:in `worker_loop'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/unicorn-4.8.2/lib/unicorn/http_server.rb:521:in `spawn_missing_workers'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/unicorn-4.8.2/lib/unicorn/http_server.rb:140:in `start'
/var/www/discourse/vendor/bundle/ruby/2.0.0/gems/unicorn-4.8.2/bin/unicorn:126:in `<top (required)>'
/var/www/discourse/vendor/bundle/ruby/2.0.0/bin/unicorn:23:in `load'
/var/www/discourse/vendor/bundle/ruby/2.0.0/bin/unicorn:23:in `<main>'

env

REQUEST_URI: /composer-messages?composerAction=reply&topic_id=39345&post_id=322913
REQUEST_METHOD: GET
composerAction: reply
  topic_id: 39345
  post_id: 322913

info

NoMethodError (undefined method `>' for nil:NilClass)