i am getting this error if I don't remove it
ActiveAdmin::Resource::Name isn't supported as a Menu ID

here's the full trace:

```
/Users/akashkamboj/Sites/active_admin/lib/active_admin/menu.rb:97:in `normalize_id'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/menu_item.rb:63:in `id'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/menu.rb:88:in `_add'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/menu.rb:52:in `add'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/menu_collection.rb:21:in `add'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/resource/menu.rb:62:in `add_to_menu'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/namespace.rb:171:in `block (2 levels) in build_menu_collection'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/resource_collection.rb:39:in `each'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/resource_collection.rb:39:in `each'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/namespace.rb:170:in `block in build_menu_collection'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/menu_collection.rb:79:in `call'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/menu_collection.rb:79:in `block in run_on_build_callbacks'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/menu_collection.rb:78:in `each'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/menu_collection.rb:78:in `run_on_build_callbacks'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/menu_collection.rb:72:in `build_menus!'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/menu_collection.rb:34:in `fetch'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/namespace.rb:118:in `fetch_menu'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/resource/menu.rb:49:in `navigation_menu'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/base_controller/menu.rb:14:in `current_menu'
/Users/akashkamboj/Sites/active_admin/lib/active_admin/base_controller/menu.rb:20:in `set_current_tab'
activesupport (4.0.0.beta1) lib/active_support/callbacks.rb:417:in `_run__178506524469013838__process_action__callbacks'
activesupport (4.0.0.beta1) lib/active_support/callbacks.rb:78:in `run_callbacks'
actionpack (4.0.0.beta1) lib/abstract_controller/callbacks.rb:17:in `process_action'
actionpack (4.0.0.beta1) lib/action_controller/metal/rescue.rb:29:in `process_action'
actionpack (4.0.0.beta1) lib/action_controller/metal/instrumentation.rb:31:in `block in process_action'
activesupport (4.0.0.beta1) lib/active_support/notifications.rb:158:in `block in instrument'
activesupport (4.0.0.beta1) lib/active_support/notifications/instrumenter.rb:20:in `instrument'
activesupport (4.0.0.beta1) lib/active_support/notifications.rb:158:in `instrument'
actionpack (4.0.0.beta1) lib/action_controller/metal/instrumentation.rb:30:in `process_action'
actionpack (4.0.0.beta1) lib/action_controller/metal/params_wrapper.rb:245:in `process_action'
activerecord (4.0.0.beta1) lib/active_record/railties/controller_runtime.rb:18:in `process_action'
actionpack (4.0.0.beta1) lib/abstract_controller/base.rb:136:in `process'
actionpack (4.0.0.beta1) lib/abstract_controller/rendering.rb:44:in `process'
actionpack (4.0.0.beta1) lib/action_controller/metal.rb:196:in `dispatch'
actionpack (4.0.0.beta1) lib/action_controller/metal/rack_delegation.rb:13:in `dispatch'
actionpack (4.0.0.beta1) lib/action_controller/metal.rb:232:in `block in action'
actionpack (4.0.0.beta1) lib/action_dispatch/routing/route_set.rb:78:in `call'
actionpack (4.0.0.beta1) lib/action_dispatch/routing/route_set.rb:78:in `dispatch'
actionpack (4.0.0.beta1) lib/action_dispatch/routing/route_set.rb:46:in `call'
actionpack (4.0.0.beta1) lib/action_dispatch/journey/router.rb:69:in `block in call'
actionpack (4.0.0.beta1) lib/action_dispatch/journey/router.rb:57:in `each'
actionpack (4.0.0.beta1) lib/action_dispatch/journey/router.rb:57:in `call'
actionpack (4.0.0.beta1) lib/action_dispatch/routing/route_set.rb:651:in `call'
/Users/akashkamboj/.rbenv/versions/2.0.0-p0/lib/ruby/gems/2.0.0/bundler/gems/client_side_validations-3b007401618c/lib/client_side_validations/middleware.rb:21:in `call'
warden (1.2.1) lib/warden/manager.rb:35:in `block in call'
warden (1.2.1) lib/warden/manager.rb:34:in `catch'
warden (1.2.1) lib/warden/manager.rb:34:in `call'
rack (1.5.2) lib/rack/etag.rb:23:in `call'
rack (1.5.2) lib/rack/conditionalget.rb:25:in `call'
rack (1.5.2) lib/rack/head.rb:11:in `call'
actionpack (4.0.0.beta1) lib/action_dispatch/middleware/params_parser.rb:27:in `call'
actionpack (4.0.0.beta1) lib/action_dispatch/middleware/flash.rb:241:in `call'
rack (1.5.2) lib/rack/session/abstract/id.rb:225:in `context'
rack (1.5.2) lib/rack/session/abstract/id.rb:220:in `call'
actionpack (4.0.0.beta1) lib/action_dispatch/middleware/cookies.rb:452:in `call'
activerecord (4.0.0.beta1) lib/active_record/query_cache.rb:36:in `call'
activerecord (4.0.0.beta1) lib/active_record/connection_adapters/abstract/connection_pool.rb:632:in `call'
activerecord (4.0.0.beta1) lib/active_record/migration.rb:348:in `call'
actionpack (4.0.0.beta1) lib/action_dispatch/middleware/callbacks.rb:29:in `block in call'
activesupport (4.0.0.beta1) lib/active_support/callbacks.rb:373:in `_run__4521815651070586110__call__callbacks'
activesupport (4.0.0.beta1) lib/active_support/callbacks.rb:78:in `run_callbacks'
actionpack (4.0.0.beta1) lib/action_dispatch/middleware/callbacks.rb:27:in `call'
actionpack (4.0.0.beta1) lib/action_dispatch/middleware/reloader.rb:64:in `call'
actionpack (4.0.0.beta1) lib/action_dispatch/middleware/remote_ip.rb:76:in `call'
actionpack (4.0.0.beta1) lib/action_dispatch/middleware/debug_exceptions.rb:17:in `call'
actionpack (4.0.0.beta1) lib/action_dispatch/middleware/show_exceptions.rb:30:in `call'
railties (4.0.0.beta1) lib/rails/rack/logger.rb:38:in `call_app'
railties (4.0.0.beta1) lib/rails/rack/logger.rb:21:in `block in call'
activesupport (4.0.0.beta1) lib/active_support/tagged_logging.rb:67:in `block in tagged'
activesupport (4.0.0.beta1) lib/active_support/tagged_logging.rb:25:in `tagged'
activesupport (4.0.0.beta1) lib/active_support/tagged_logging.rb:67:in `tagged'
railties (4.0.0.beta1) lib/rails/rack/logger.rb:21:in `call'
actionpack (4.0.0.beta1) lib/action_dispatch/middleware/request_id.rb:21:in `call'
rack (1.5.2) lib/rack/methodoverride.rb:21:in `call'
rack (1.5.2) lib/rack/runtime.rb:17:in `call'
activesupport (4.0.0.beta1) lib/active_support/cache/strategy/local_cache.rb:72:in `call'
rack (1.5.2) lib/rack/lock.rb:17:in `call'
actionpack (4.0.0.beta1) lib/action_dispatch/middleware/static.rb:64:in `call'
railties (4.0.0.beta1) lib/rails/engine.rb:510:in `call'
railties (4.0.0.beta1) lib/rails/application.rb:96:in `call'
railties (4.0.0.beta1) lib/rails/railtie/configurable.rb:30:in `method_missing'
puma (2.0.0.b7) lib/puma/configuration.rb:66:in `call'
puma (2.0.0.b7) lib/puma/server.rb:364:in `handle_request'
puma (2.0.0.b7) lib/puma/server.rb:243:in `process_client'
puma (2.0.0.b7) lib/puma/server.rb:142:in `block in run'
puma (2.0.0.b7) lib/puma/thread_pool.rb:92:in `call'
puma (2.0.0.b7) lib/puma/thread_pool.rb:92:in `block in spawn_thread'
```