Locomotive CMS - Undefined method count for nil:NilClass

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locomotive-mongoid-tree (0.6.2) lib/mongoid/tree.rb:183:in `depth'
/Users/Will/.rbenv/versions/1.9.3-p125/lib/ruby/gems/1.9.1/bundler/gems/engine-95eb58bb360e/app/models/locomotive/page.rb:61:in `index?'
/Users/Will/.rbenv/versions/1.9.3-p125/lib/ruby/gems/1.9.1/bundler/gems/engine-95eb58bb360e/app/helpers/locomotive/pages_helper.rb:6:in `block in css_for_page'
/Users/Will/.rbenv/versions/1.9.3-p125/lib/ruby/gems/1.9.1/bundler/gems/engine-95eb58bb360e/app/helpers/locomotive/pages_helper.rb:5:in `each'
/Users/Will/.rbenv/versions/1.9.3-p125/lib/ruby/gems/1.9.1/bundler/gems/engine-95eb58bb360e/app/helpers/locomotive/pages_helper.rb:5:in `inject'
/Users/Will/.rbenv/versions/1.9.3-p125/lib/ruby/gems/1.9.1/bundler/gems/engine-95eb58bb360e/app/helpers/locomotive/pages_helper.rb:5:in `css_for_page'
/Users/Will/.rbenv/versions/1.9.3-p125/lib/ruby/gems/1.9.1/bundler/gems/engine-95eb58bb360e/app/views/locomotive/pages/_page.html.haml:4:in `___sers__ill__rbenv_versions_______p____lib_ruby_gems_______bundler_gems_engine___eb__bb___e_app_views_locomotive_pages__page_html_haml___1818400991749551409_70290520064200'
actionpack (3.2.3) lib/action_view/template.rb:143:in `block in render'
activesupport (3.2.3) lib/active_support/notifications.rb:125:in `instrument'
actionpack (3.2.3) lib/action_view/template.rb:141:in `render'
actionpack (3.2.3) lib/action_view/renderer/partial_renderer.rb:351:in `block in collection_with_template'
actionpack (3.2.3) lib/action_view/renderer/partial_renderer.rb:348:in `each'
actionpack (3.2.3) lib/action_view/renderer/partial_renderer.rb:348:in `collection_with_template'
actionpack (3.2.3) lib/action_view/renderer/partial_renderer.rb:250:in `render_collection'
actionpack (3.2.3) lib/action_view/renderer/partial_renderer.rb:234:in `block in render'
actionpack (3.2.3) lib/action_view/renderer/abstract_renderer.rb:38:in `block in instrument'
activesupport (3.2.3) lib/active_support/notifications.rb:123:in `block in instrument'
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activesupport (3.2.3) lib/active_support/notifications.rb:123:in `instrument'
actionpack (3.2.3) lib/action_view/renderer/abstract_renderer.rb:38:in `instrument'
actionpack (3.2.3) lib/action_view/renderer/partial_renderer.rb:233:in `render'
actionpack (3.2.3) lib/action_view/renderer/renderer.rb:41:in `render_partial'
actionpack (3.2.3) lib/action_view/helpers/rendering_helper.rb:27:in `render'
haml (3.1.4) lib/haml/helpers/action_view_mods.rb:11:in `block in render_with_haml'
haml (3.1.4) lib/haml/helpers.rb:90:in `non_haml'
haml (3.1.4) lib/haml/helpers/action_view_mods.rb:11:in `render_with_haml'
/Users/Will/.rbenv/versions/1.9.3-p125/lib/ruby/gems/1.9.1/bundler/gems/engine-95eb58bb360e/app/views/locomotive/pages/index.html.haml:19:in `___sers__ill__rbenv_versions_______p____lib_ruby_gems_______bundler_gems_engine___eb__bb___e_app_views_locomotive_pages_index_html_haml__1174556439453249315_70290517351000'
actionpack (3.2.3) lib/action_view/template.rb:143:in `block in render'
activesupport (3.2.3) lib/active_support/notifications.rb:125:in `instrument'
actionpack (3.2.3) lib/action_view/template.rb:141:in `render'
actionpack (3.2.3) lib/action_view/renderer/template_renderer.rb:47:in `block (2 levels) in render_template'
actionpack (3.2.3) lib/action_view/renderer/abstract_renderer.rb:38:in `block in instrument'
activesupport (3.2.3) lib/active_support/notifications.rb:123:in `block in instrument'
activesupport (3.2.3) lib/active_support/notifications/instrumenter.rb:20:in `instrument'
activesupport (3.2.3) lib/active_support/notifications.rb:123:in `instrument'
actionpack (3.2.3) lib/action_view/renderer/abstract_renderer.rb:38:in `instrument'
actionpack (3.2.3) lib/action_view/renderer/template_renderer.rb:46:in `block in render_template'
actionpack (3.2.3) lib/action_view/renderer/template_renderer.rb:54:in `render_with_layout'
actionpack (3.2.3) lib/action_view/renderer/template_renderer.rb:45:in `render_template'
actionpack (3.2.3) lib/action_view/renderer/template_renderer.rb:18:in `render'
actionpack (3.2.3) lib/action_view/renderer/renderer.rb:36:in `render_template'
actionpack (3.2.3) lib/action_view/renderer/renderer.rb:17:in `render'
actionpack (3.2.3) lib/abstract_controller/rendering.rb:110:in `_render_template'
actionpack (3.2.3) lib/action_controller/metal/streaming.rb:225:in `_render_template'
actionpack (3.2.3) lib/abstract_controller/rendering.rb:103:in `render_to_body'
actionpack (3.2.3) lib/action_controller/metal/renderers.rb:28:in `render_to_body'
actionpack (3.2.3) lib/action_controller/metal/compatibility.rb:50:in `render_to_body'
actionpack (3.2.3) lib/abstract_controller/rendering.rb:88:in `render'
actionpack (3.2.3) lib/action_controller/metal/rendering.rb:16:in `render'
actionpack (3.2.3) lib/action_controller/metal/instrumentation.rb:40:in `block (2 levels) in render'
activesupport (3.2.3) lib/active_support/core_ext/benchmark.rb:5:in `block in ms'
/Users/Will/.rbenv/versions/1.9.3-p125/lib/ruby/1.9.1/benchmark.rb:295:in `realtime'
activesupport (3.2.3) lib/active_support/core_ext/benchmark.rb:5:in `ms'
actionpack (3.2.3) lib/action_controller/metal/instrumentation.rb:40:in `block in render'
actionpack (3.2.3) lib/action_controller/metal/instrumentation.rb:83:in `cleanup_view_runtime'
actionpack (3.2.3) lib/action_controller/metal/instrumentation.rb:39:in `render'
actionpack (3.2.3) lib/action_controller/metal/implicit_render.rb:10:in `default_render'
actionpack (3.2.3) lib/action_controller/metal/responder.rb:232:in `default_render'
actionpack (3.2.3) lib/action_controller/metal/responder.rb:160:in `to_html'
responders (0.6.5) lib/responders/flash_responder.rb:93:in `to_html'
actionpack (3.2.3) lib/action_controller/metal/responder.rb:153:in `respond'
actionpack (3.2.3) lib/action_controller/metal/responder.rb:146:in `call'
actionpack (3.2.3) lib/action_controller/metal/mime_responds.rb:239:in `respond_with'
/Users/Will/.rbenv/versions/1.9.3-p125/lib/ruby/gems/1.9.1/bundler/gems/engine-95eb58bb360e/app/controllers/locomotive/pages_controller.rb:14:in `index'
actionpack (3.2.3) lib/action_controller/metal/implicit_render.rb:4:in `send_action'
actionpack (3.2.3) lib/abstract_controller/base.rb:167:in `process_action'
actionpack (3.2.3) lib/action_controller/metal/rendering.rb:10:in `process_action'
actionpack (3.2.3) lib/abstract_controller/callbacks.rb:18:in `block in process_action'
activesupport (3.2.3) lib/active_support/callbacks.rb:535:in `_run__1540689462725880969__process_action__2928858478900851907__callbacks'
activesupport (3.2.3) lib/active_support/callbacks.rb:405:in `__run_callback'
activesupport (3.2.3) lib/active_support/callbacks.rb:385:in `_run_process_action_callbacks'
activesupport (3.2.3) lib/active_support/callbacks.rb:81:in `run_callbacks'
actionpack (3.2.3) lib/abstract_controller/callbacks.rb:17:in `process_action'
actionpack (3.2.3) lib/action_controller/metal/rescue.rb:29:in `process_action'
actionpack (3.2.3) lib/action_controller/metal/instrumentation.rb:30:in `block in process_action'
activesupport (3.2.3) lib/active_support/notifications.rb:123:in `block in instrument'
activesupport (3.2.3) lib/active_support/notifications/instrumenter.rb:20:in `instrument'
activesupport (3.2.3) lib/active_support/notifications.rb:123:in `instrument'
actionpack (3.2.3) lib/action_controller/metal/instrumentation.rb:29:in `process_action'
actionpack (3.2.3) lib/action_controller/metal/params_wrapper.rb:205:in `process_action'
actionpack (3.2.3) lib/abstract_controller/base.rb:121:in `process'
actionpack (3.2.3) lib/abstract_controller/rendering.rb:45:in `process'
actionpack (3.2.3) lib/action_controller/metal.rb:203:in `dispatch'
actionpack (3.2.3) lib/action_controller/metal/rack_delegation.rb:14:in `dispatch'
actionpack (3.2.3) lib/action_controller/metal.rb:246:in `block in action'
actionpack (3.2.3) lib/action_dispatch/routing/route_set.rb:73:in `call'
actionpack (3.2.3) lib/action_dispatch/routing/route_set.rb:73:in `dispatch'
actionpack (3.2.3) lib/action_dispatch/routing/route_set.rb:36:in `call'
journey (1.0.3) lib/journey/router.rb:68:in `block in call'
journey (1.0.3) lib/journey/router.rb:56:in `each'
journey (1.0.3) lib/journey/router.rb:56:in `call'
actionpack (3.2.3) lib/action_dispatch/routing/route_set.rb:600:in `call'
railties (3.2.3) lib/rails/engine.rb:479:in `call'
railties (3.2.3) lib/rails/railtie/configurable.rb:30:in `method_missing'
journey (1.0.3) lib/journey/router.rb:68:in `block in call'
journey (1.0.3) lib/journey/router.rb:56:in `each'
journey (1.0.3) lib/journey/router.rb:56:in `call'
actionpack (3.2.3) lib/action_dispatch/routing/route_set.rb:600:in `call'
/Users/Will/.rbenv/versions/1.9.3-p125/lib/ruby/gems/1.9.1/bundler/gems/engine-95eb58bb360e/lib/locomotive/middlewares/inline_editor.rb:10:in `call'
/Users/Will/.rbenv/versions/1.9.3-p125/lib/ruby/gems/1.9.1/bundler/gems/engine-95eb58bb360e/lib/locomotive/middlewares/seo_trailing_slash.rb:18:in `call'
mongoid (2.4.8) lib/rack/mongoid/middleware/identity_map.rb:33:in `block in call'
mongoid (2.4.8) lib/mongoid.rb:133:in `unit_of_work'
mongoid (2.4.8) lib/rack/mongoid/middleware/identity_map.rb:33:in `call'
warden (1.1.1) lib/warden/manager.rb:35:in `block in call'
warden (1.1.1) lib/warden/manager.rb:34:in `catch'
warden (1.1.1) lib/warden/manager.rb:34:in `call'
actionpack (3.2.3) lib/action_dispatch/middleware/best_standards_support.rb:17:in `call'
rack (1.4.1) lib/rack/etag.rb:23:in `call'
rack (1.4.1) lib/rack/conditionalget.rb:25:in `call'
actionpack (3.2.3) lib/action_dispatch/middleware/head.rb:14:in `call'
actionpack (3.2.3) lib/action_dispatch/middleware/params_parser.rb:21:in `call'
actionpack (3.2.3) lib/action_dispatch/middleware/flash.rb:242:in `call'
rack (1.4.1) lib/rack/session/abstract/id.rb:205:in `context'
rack (1.4.1) lib/rack/session/abstract/id.rb:200:in `call'
actionpack (3.2.3) lib/action_dispatch/middleware/cookies.rb:338:in `call'
dragonfly (0.9.12) lib/dragonfly/cookie_monster.rb:9:in `call'
actionpack (3.2.3) lib/action_dispatch/middleware/callbacks.rb:28:in `block in call'
activesupport (3.2.3) lib/active_support/callbacks.rb:405:in `_run__1196916605356744450__call__1656279259948662882__callbacks'
activesupport (3.2.3) lib/active_support/callbacks.rb:405:in `__run_callback'
activesupport (3.2.3) lib/active_support/callbacks.rb:385:in `_run_call_callbacks'
activesupport (3.2.3) lib/active_support/callbacks.rb:81:in `run_callbacks'
actionpack (3.2.3) lib/action_dispatch/middleware/callbacks.rb:27:in `call'
actionpack (3.2.3) lib/action_dispatch/middleware/reloader.rb:65:in `call'
actionpack (3.2.3) lib/action_dispatch/middleware/remote_ip.rb:31:in `call'
actionpack (3.2.3) lib/action_dispatch/middleware/debug_exceptions.rb:16:in `call'
actionpack (3.2.3) lib/action_dispatch/middleware/show_exceptions.rb:56:in `call'
railties (3.2.3) lib/rails/rack/logger.rb:26:in `call_app'
railties (3.2.3) lib/rails/rack/logger.rb:16:in `call'
actionpack (3.2.3) lib/action_dispatch/middleware/request_id.rb:22:in `call'
rack (1.4.1) lib/rack/methodoverride.rb:21:in `call'
rack (1.4.1) lib/rack/runtime.rb:17:in `call'
activesupport (3.2.3) lib/active_support/cache/strategy/local_cache.rb:72:in `call'
rack (1.4.1) lib/rack/lock.rb:15:in `call'
/Users/Will/.rbenv/versions/1.9.3-p125/lib/ruby/gems/1.9.1/bundler/gems/engine-95eb58bb360e/lib/locomotive/middlewares/fonts.rb:27:in `call'
actionpack (3.2.3) lib/action_dispatch/middleware/static.rb:62:in `call'
dragonfly (0.9.12) lib/dragonfly/middleware.rb:13:in `call'
/Users/Will/.rbenv/versions/1.9.3-p125/lib/ruby/gems/1.9.1/bundler/gems/engine-95eb58bb360e/lib/locomotive/middlewares/cache.rb:20:in `call'
railties (3.2.3) lib/rails/engine.rb:479:in `call'
railties (3.2.3) lib/rails/application.rb:220:in `call'
railties (3.2.3) lib/rails/railtie/configurable.rb:30:in `method_missing'
unicorn (4.2.1) lib/unicorn/http_server.rb:530:in `process_client'
unicorn (4.2.1) lib/unicorn/http_server.rb:604:in `worker_loop'
unicorn (4.2.1) lib/unicorn/http_server.rb:487:in `spawn_missing_workers'
unicorn (4.2.1) lib/unicorn/http_server.rb:137:in `start'
unicorn (4.2.1) bin/unicorn_rails:209:in `<top (required)>'
/Users/Will/.rbenv/versions/1.9.3-p125/bin/unicorn_rails:19:in `load'
/Users/Will/.rbenv/versions/1.9.3-p125/bin/unicorn_rails:19:in `<main>'