Error! NoMethodError: undefined method `category' for nil:NilClass

/usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.8/lib/active_support/whiny_nil.rb:52:in `method_missing'
compiled-template:12:in `_run_haml_inline_903492773'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_view/renderable.rb:34:in `send'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_view/renderable.rb:34:in `render'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_view/base.rb:306:in `with_template'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_view/renderable.rb:30:in `render'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_view/base.rb:269:in `render_without_haml'
/usr/local/lib/ruby/gems/1.8/gems/haml-3.1.4/rails/../lib/haml/helpers/action_view_mods.rb:13:in `render'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/base.rb:939:in `render_without_benchmark'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/benchmarking.rb:51:in `render'
/usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.8/lib/active_support/core_ext/benchmark.rb:17:in `ms'
/usr/local/lib/ruby/1.8/benchmark.rb:308:in `realtime'
/usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.8/lib/active_support/core_ext/benchmark.rb:17:in `ms'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/benchmarking.rb:51:in `render'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/base.rb:986:in `render_to_string'
/rails/flog/app/controllers/router_controller.rb:521:in `render_file'
/rails/flog/app/controllers/router_controller.rb:549:in `try_render'
/rails/flog/app/controllers/router_controller.rb:680:in `debug_map_view'
/rails/flog/app/controllers/router_controller.rb:677:in `chdir'
/rails/flog/app/controllers/router_controller.rb:677:in `debug_map_view'
/rails/flog/app/controllers/router_controller.rb:657:in `map_view'
/rails/flog/app/controllers/router_controller.rb:492:in `album_show'
/rails/flog/app/controllers/router_controller.rb:52:in `map'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/base.rb:1331:in `send'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/base.rb:1331:in `perform_action_without_filters'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/filters.rb:617:in `call_filters'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/filters.rb:610:in `perform_action_without_benchmark'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/benchmarking.rb:68:in `perform_action_without_rescue'
/usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.8/lib/active_support/core_ext/benchmark.rb:17:in `ms'
/usr/local/lib/ruby/1.8/benchmark.rb:308:in `realtime'
/usr/local/lib/ruby/gems/1.8/gems/activesupport-2.3.8/lib/active_support/core_ext/benchmark.rb:17:in `ms'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/benchmarking.rb:68:in `perform_action_without_rescue'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/rescue.rb:160:in `perform_action_without_flash'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/flash.rb:151:in `perform_action_without_newrelic_trace'
/usr/local/lib/ruby/gems/1.8/gems/newrelic_rpm-3.5.3.25/lib/new_relic/agent/instrumentation/controller_instrumentation.rb:270:in `perform_action'
/usr/local/lib/ruby/gems/1.8/gems/newrelic_rpm-3.5.3.25/lib/new_relic/agent/method_tracer.rb:242:in `trace_execution_scoped'
/usr/local/lib/ruby/gems/1.8/gems/newrelic_rpm-3.5.3.25/lib/new_relic/agent/instrumentation/controller_instrumentation.rb:263:in `perform_action'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/base.rb:532:in `send'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/base.rb:532:in `process_without_filters'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/filters.rb:606:in `process'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/base.rb:391:in `process'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/base.rb:386:in `call'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/routing/route_set.rb:438:in `call'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/dispatcher.rb:87:in `dispatch'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/dispatcher.rb:121:in `_call'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/dispatcher.rb:130:in `build_middleware_stack'
/usr/local/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/query_cache.rb:29:in `call'
/usr/local/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/query_cache.rb:29:in `call'
/usr/local/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/connection_adapters/abstract/query_cache.rb:34:in `cache'
/usr/local/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/query_cache.rb:9:in `cache'
/usr/local/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/query_cache.rb:28:in `call'
/usr/local/lib/ruby/gems/1.8/gems/activerecord-2.3.8/lib/active_record/connection_adapters/abstract/connection_pool.rb:361:in `call'
/usr/local/lib/ruby/gems/1.8/gems/sass-3.1.15/rails/../lib/sass/plugin/rack.rb:54:in `call'
/usr/local/lib/ruby/gems/1.8/gems/newrelic_rpm-3.5.3.25/lib/new_relic/rack/browser_monitoring.rb:12:in `call'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/string_coercion.rb:25:in `call'
/usr/local/lib/ruby/gems/1.8/gems/rack-1.1.3/lib/rack/head.rb:9:in `call'
/usr/local/lib/ruby/gems/1.8/gems/rack-1.1.3/lib/rack/methodoverride.rb:24:in `call'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/params_parser.rb:15:in `call'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/session/cookie_store.rb:99:in `call'
/rails/flog/config/initializers/session_store.rb:14:in `call'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/failsafe.rb:26:in `call'
/usr/local/lib/ruby/gems/1.8/gems/rack-1.1.3/lib/rack/lock.rb:11:in `call'
/usr/local/lib/ruby/gems/1.8/gems/rack-1.1.3/lib/rack/lock.rb:11:in `synchronize'
/usr/local/lib/ruby/gems/1.8/gems/rack-1.1.3/lib/rack/lock.rb:11:in `call'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/dispatcher.rb:114:in `call'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/reloader.rb:34:in `run'
/usr/local/lib/ruby/gems/1.8/gems/actionpack-2.3.8/lib/action_controller/dispatcher.rb:108:in `call'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/rack/request_handler.rb:96:in `process_request'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_request_handler.rb:513:in `accept_and_process_next_request'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_request_handler.rb:274:in `main_loop'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/classic_rails/application_spawner.rb:321:in `start_request_handler'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/classic_rails/application_spawner.rb:275:in `send'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/classic_rails/application_spawner.rb:275:in `handle_spawn_application'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/utils.rb:479:in `safe_fork'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/classic_rails/application_spawner.rb:270:in `handle_spawn_application'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server.rb:357:in `__send__'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server.rb:357:in `server_main_loop'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server.rb:206:in `start_synchronously'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server.rb:180:in `start'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/classic_rails/application_spawner.rb:149:in `start'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/classic_rails/framework_spawner.rb:268:in `handle_spawn_application'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server_collection.rb:132:in `lookup_or_add'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/classic_rails/framework_spawner.rb:263:in `handle_spawn_application'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server_collection.rb:82:in `synchronize'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server_collection.rb:79:in `synchronize'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/classic_rails/framework_spawner.rb:261:in `handle_spawn_application'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server.rb:357:in `__send__'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server.rb:357:in `server_main_loop'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server.rb:206:in `start_synchronously'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server.rb:180:in `start'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/classic_rails/framework_spawner.rb:93:in `start'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/spawn_manager.rb:219:in `spawn_rails_application'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server_collection.rb:132:in `lookup_or_add'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/spawn_manager.rb:214:in `spawn_rails_application'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server_collection.rb:82:in `synchronize'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server_collection.rb:79:in `synchronize'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/spawn_manager.rb:213:in `spawn_rails_application'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/spawn_manager.rb:132:in `spawn_application'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/spawn_manager.rb:275:in `handle_spawn_application'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server.rb:357:in `__send__'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server.rb:357:in `server_main_loop'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/lib/phusion_passenger/abstract_server.rb:206:in `start_synchronously'
/usr/local/lib/ruby/gems/1.8/gems/passenger-3.0.11/helper-scripts/passenger-spawn-server:99

*** Rendering config
Called with: ["/rails/flog/app/views/router", "cipam"]
[ ] /rails/flog/app/views/router/cipam.rb
[*] /rails/flog/app/views/router/cipam.html.haml