My devise model name is admin not user and it's giving me some problems with redactor, when trying to upload an image I get the errors below;

I have followed the instructions in the 'defining a devise user model' section, but still get the error

Started POST "/redactor_rails/pictures?authenticity_token=931GXG0D%2BgtwV38IVrDTsMPX8jWh1qSOUk0bVBpWTr4%3D" for 127.0.0.1 at 2013-06-12 13:52:42 +0100 Processing by RedactorRails::PicturesController#create as HTML Parameters: {"file"=>#<ActionDispatch::Http::UploadedFile:0x007f8b0c90eab8 @content_type="image/jpeg", @tempfile=#File:/var/folders/r3/1gzzfk2964b4tvvndtnr527m0000gn/T/RackMultipart20130612-25128-uvje7, @original_filename="14.jpg", @headers="Content-Disposition: form-data; name="file"; filename="14.jpg"\r\nContent-Type: image/jpeg\r\n">, "authenticity_token"=>"931GXG0D+gtwV38IVrDTsMPX8jWh1qSOUk0bVBpWTr4="} Admin Load (0.2ms) SELECT "admins".* FROM "admins" WHERE "admins"."id" = 1 LIMIT 1 Completed 500 Internal Server Error in 879ms

NameError - uninitialized constant RedactorRails::Asset::User:

ActiveRecord::StatementInvalid at /pictures

SQLite3::SQLException: no such column: redactor_assets.user_id: SELECT "redactor_assets".* FROM "redactor_assets" WHERE "redactor_assets"."type" IN ('RedactorRails::Picture') AND "redactor_assets"."user_id" = 1

(gem) sqlite3-1.3.7/lib/sqlite3/database.rb, line 91

NameError at /pictures

uninitialized constant RedactorRails::Asset::User

(gem) activerecord-3.2.13/lib/active_record/inheritance.rb, line 111

  106                 # We don't want to swallow NoMethodError < NameError errors
  107                 raise e unless e.instance_of?(NameError)
  108               end
  109             end
  110   
> 111             raise NameError, "uninitialized constant #{candidates.first}"
  112           end
  113         end
  114   
  115         private
  116   

App backtrace

Full backtrace

• (gem) activerecord-3.2.13/lib/active_record/inheritance.rb:111:in `compute_type'
• (gem) activerecord-3.2.13/lib/active_record/reflection.rb:172:in `klass'
• (gem) activerecord-3.2.13/lib/active_record/associations/association.rb:202:in `raise_on_type_mismatch'
• (gem) activerecord-3.2.13/lib/active_record/associations/belongs_to_association.rb:6:in `replace'
• (gem) activerecord-3.2.13/lib/active_record/associations/singular_association.rb:17:in `writer'
• (gem) activerecord-3.2.13/lib/active_record/associations/builder/association.rb:51:in `block in define_writers'
• (gem) redactor-rails-0.3.5/app/controller/redactor_rails/pictures_controller.rb:16:in `create'
• (gem) actionpack-3.2.13/lib/action_controller/metal/implicit_render.rb:4:in `send_action'
• (gem) actionpack-3.2.13/lib/abstract_controller/base.rb:167:in `process_action'
• (gem) actionpack-3.2.13/lib/action_controller/metal/rendering.rb:10:in `process_action'
• (gem) actionpack-3.2.13/lib/abstract_controller/callbacks.rb:18:in `block in process_action'
• (gem) activesupport-3.2.13/lib/active_support/callbacks.rb:425:in `_run__553481357801718632__process_action__101932776178536029__callbacks'
• (gem) activesupport-3.2.13/lib/active_support/callbacks.rb:405:in `__run_callback'
• (gem) activesupport-3.2.13/lib/active_support/callbacks.rb:385:in `_run_process_action_callbacks'
• (gem) activesupport-3.2.13/lib/active_support/callbacks.rb:81:in `run_callbacks'
• (gem) actionpack-3.2.13/lib/abstract_controller/callbacks.rb:17:in `process_action'
• (gem) actionpack-3.2.13/lib/action_controller/metal/rescue.rb:29:in `process_action'
• (gem) actionpack-3.2.13/lib/action_controller/metal/instrumentation.rb:30:in `block in process_action'
• (gem) activesupport-3.2.13/lib/active_support/notifications.rb:123:in `block in instrument'
• (gem) activesupport-3.2.13/lib/active_support/notifications/instrumenter.rb:20:in `instrument'
• (gem) activesupport-3.2.13/lib/active_support/notifications.rb:123:in `instrument'
• (gem) actionpack-3.2.13/lib/action_controller/metal/instrumentation.rb:29:in `process_action'
• (gem) actionpack-3.2.13/lib/action_controller/metal/params_wrapper.rb:207:in `process_action'
• (gem) activerecord-3.2.13/lib/active_record/railties/controller_runtime.rb:18:in `process_action'
• (gem) actionpack-3.2.13/lib/abstract_controller/base.rb:121:in `process'
• (gem) actionpack-3.2.13/lib/abstract_controller/rendering.rb:45:in `process'
• (gem) actionpack-3.2.13/lib/action_controller/metal.rb:203:in `dispatch'
• (gem) actionpack-3.2.13/lib/action_controller/metal/rack_delegation.rb:14:in `dispatch'
• (gem) actionpack-3.2.13/lib/action_controller/metal.rb:246:in `block in action'
• (gem) actionpack-3.2.13/lib/action_dispatch/routing/route_set.rb:73:in `call'
• (gem) actionpack-3.2.13/lib/action_dispatch/routing/route_set.rb:73:in `dispatch'
• (gem) actionpack-3.2.13/lib/action_dispatch/routing/route_set.rb:36:in `call'
• (gem) journey-1.0.4/lib/journey/router.rb:68:in `block in call'
• (gem) journey-1.0.4/lib/journey/router.rb:56:in `each'
• (gem) journey-1.0.4/lib/journey/router.rb:56:in `call'
• (gem) actionpack-3.2.13/lib/action_dispatch/routing/route_set.rb:612:in `call'
• (gem) railties-3.2.13/lib/rails/engine.rb:479:in `call'
• (gem) railties-3.2.13/lib/rails/railtie/configurable.rb:30:in `method_missing'
• (gem) journey-1.0.4/lib/journey/router.rb:68:in `block in call'
• (gem) journey-1.0.4/lib/journey/router.rb:56:in `each'
• (gem) journey-1.0.4/lib/journey/router.rb:56:in `call'
• (gem) actionpack-3.2.13/lib/action_dispatch/routing/route_set.rb:612:in `call'
• (gem) warden-1.2.1/lib/warden/manager.rb:35:in `block in call'
• (gem) warden-1.2.1/lib/warden/manager.rb:34:in `catch'
• (gem) warden-1.2.1/lib/warden/manager.rb:34:in `call'
• (gem) actionpack-3.2.13/lib/action_dispatch/middleware/best_standards_support.rb:17:in `call'
• (gem) rack-1.4.5/lib/rack/etag.rb:23:in `call'
• (gem) rack-1.4.5/lib/rack/conditionalget.rb:35:in `call'
• (gem) actionpack-3.2.13/lib/action_dispatch/middleware/head.rb:14:in `call'
• (gem) actionpack-3.2.13/lib/action_dispatch/middleware/params_parser.rb:21:in `call'
• (gem) actionpack-3.2.13/lib/action_dispatch/middleware/flash.rb:242:in `call'
• (gem) rack-1.4.5/lib/rack/session/abstract/id.rb:210:in `context'
• (gem) rack-1.4.5/lib/rack/session/abstract/id.rb:205:in `call'
• (gem) actionpack-3.2.13/lib/action_dispatch/middleware/cookies.rb:341:in `call'
• (gem) activerecord-3.2.13/lib/active_record/query_cache.rb:64:in `call'
• (gem) activerecord-3.2.13/lib/active_record/connection_adapters/abstract/connection_pool.rb:479:in `call'
• (gem) actionpack-3.2.13/lib/action_dispatch/middleware/callbacks.rb:28:in `block in call'
• (gem) activesupport-3.2.13/lib/active_support/callbacks.rb:405:in `_run__1702292936982773496__call__4197470933517314153__callbacks'
• (gem) activesupport-3.2.13/lib/active_support/callbacks.rb:405:in `__run_callback'
• (gem) activesupport-3.2.13/lib/active_support/callbacks.rb:385:in `_run_call_callbacks'
• (gem) activesupport-3.2.13/lib/active_support/callbacks.rb:81:in `run_callbacks'
• (gem) actionpack-3.2.13/lib/action_dispatch/middleware/callbacks.rb:27:in `call'
• (gem) actionpack-3.2.13/lib/action_dispatch/middleware/reloader.rb:65:in `call'
• (gem) actionpack-3.2.13/lib/action_dispatch/middleware/remote_ip.rb:31:in `call'
• (gem) better_errors-0.8.0/lib/better_errors/middleware.rb:84:in `protected_app_call'
• (gem) better_errors-0.8.0/lib/better_errors/middleware.rb:79:in `better_errors_call'
• (gem) better_errors-0.8.0/lib/better_errors/middleware.rb:56:in `call'
• (gem) actionpack-3.2.13/lib/action_dispatch/middleware/debug_exceptions.rb:16:in `call'
• (gem) actionpack-3.2.13/lib/action_dispatch/middleware/show_exceptions.rb:56:in `call'
• (gem) railties-3.2.13/lib/rails/rack/logger.rb:32:in `call_app'
• (gem) railties-3.2.13/lib/rails/rack/logger.rb:16:in `block in call'
• (gem) activesupport-3.2.13/lib/active_support/tagged_logging.rb:22:in `tagged'
• (gem) railties-3.2.13/lib/rails/rack/logger.rb:16:in `call'
• (gem) actionpack-3.2.13/lib/action_dispatch/middleware/request_id.rb:22:in `call'
• (gem) rack-1.4.5/lib/rack/methodoverride.rb:21:in `call'
• (gem) rack-1.4.5/lib/rack/runtime.rb:17:in `call'
• (gem) activesupport-3.2.13/lib/active_support/cache/strategy/local_cache.rb:72:in `call'
• (gem) rack-1.4.5/lib/rack/lock.rb:15:in `call'
• (gem) actionpack-3.2.13/lib/action_dispatch/middleware/static.rb:63:in `call'
• (gem) railties-3.2.13/lib/rails/engine.rb:479:in `call'
• (gem) railties-3.2.13/lib/rails/application.rb:223:in `call'
• (gem) rack-1.4.5/lib/rack/content_length.rb:14:in `call'
• (gem) railties-3.2.13/lib/rails/rack/log_tailer.rb:17:in `call'
• (gem) thin-1.5.1/lib/thin/connection.rb:81:in `block in pre_process'
• (gem) thin-1.5.1/lib/thin/connection.rb:79:in `catch'
• (gem) thin-1.5.1/lib/thin/connection.rb:79:in `pre_process'
• (gem) thin-1.5.1/lib/thin/connection.rb:54:in `process'
• (gem) thin-1.5.1/lib/thin/connection.rb:39:in `receive_data'
• (gem) eventmachine-1.0.3/lib/eventmachine.rb:187:in `run_machine'
• (gem) eventmachine-1.0.3/lib/eventmachine.rb:187:in `run'
• (gem) thin-1.5.1/lib/thin/backends/base.rb:63:in `start'
• (gem) thin-1.5.1/lib/thin/server.rb:159:in `start'
• (gem) rack-1.4.5/lib/rack/handler/thin.rb:13:in `run'
• (gem) rack-1.4.5/lib/rack/server.rb:268:in `start'
• (gem) railties-3.2.13/lib/rails/commands/server.rb:70:in `start'
• (gem) railties-3.2.13/lib/rails/commands.rb:55:in `block in <top (required)>'
• (gem) railties-3.2.13/lib/rails/commands.rb:50:in `tap'
• (gem) railties-3.2.13/lib/rails/commands.rb:50:in `<top (required)>'
• script/rails:6:in `require'
• script/rails:6:in `
  '