Hi Martin...

Not sure if this is the cause, but I don't see a specification of the
location of your credentials file (s3.yml) for s3 storage.. something like
this in your application_config.rb:

      :storage => 's3',
      :s3_credentials => Rails.root.join('config', 's3.yml')



On Tue, Mar 19, 2013 at 6:49 AM, Martin Düren
<martin.due...@googlemail.com>wrote:

> Hello,
>
> i got my rails application using CE up and running now, but somehow I
> can't make the image uploads work.
>
> In the standard installation I would always get this error when I try to
> upload an image:
>
> Photo /tmp/stream20130319-18602-13k89ab.gif is not recognized by the
> 'identify' command.
>
>
> Imagemagick is correctly installed and the identify-command works. The
> permissions to the /tmp/ folder are correct, too. So I am clueless with
> this issue =(.
>
> To work around this issue I tried to use Amazon S3 for storage since I
> don't mind where the images come from. I copied the correctly filled out
> s3.yml to the applications /config/ folder. I am using gem "aws-sdk" in my
> Gemfile as suggested here:
> https://github.com/thoughtbot/paperclip/blob/master/lib/paperclip/storage/s3.rb;
> and I updated application_config.rb like this:
>
> :photo => {
>     :missing_thumb => '/assets/icon_missing_thumb.gif',
>     :missing_medium => "/assets/icon_missing_medium.gif",
>     :paperclip_options => {
>       :storage => 's3',
>       :styles => {
>         :thumb => {
>           :geometry => '100x66#',
>           :processors => [:cropper]
>         },
>         :medium => {
>           :geometry => '300x200#',
>           :processors => [:cropper]
>         },
>         :large => {
>           :geometry => '600x400#',
>           :processors => [:cropper]
>         },
>         :original => "1024>"
>       }
>     },
>     :validation_options => {
>       :max_size => 3,
>       :content_type => ['image/jpg', 'image/jpeg', 'image/pjpeg',
> 'image/gif', 'image/png', 'image/x-png']
>     }
>   },
>
>   :feature => {
>     :use_thumbs => true,
>     :paperclip_options => {
>       :storage => 's3',
>       :styles => {
>         :thumb => "100x66#",
>         :medium => '300x200#',
>         :large => "600x400#",
>         :original => '1024>'
>       }
>     },
>     :validation_options => {
>       :max_size => 3,
>       :content_type => ['image/jpg', 'image/jpeg', 'image/pjpeg',
> 'image/gif', 'image/png', 'image/x-png']
>     }
>   },
>
>   :clipping => {
>     :paperclip_options => {
>       :storage => 's3',
>       :styles => {
>         :thumb => "100x66#",
>         :medium => "300x200#",
>         :large => "600x400#",
>         :original => '1024>'
>       }
>     },
>     :validation_options => {
>       :max_size => 3,
>       :content_type => ['image/jpg', 'image/jpeg', 'image/pjpeg',
> 'image/gif', 'image/png', 'image/x-png']
>     }
>   },
>
>
> When I try to edit a user profile or upload an image I get this error:
>
> uninitialized constant AWS::S3::Base
>
> Full Trace here:
>
>  paperclip (2.4.5) lib/paperclip/storage/s3.rb:101:in `block in extended'
>
> paperclip (2.4.5) lib/paperclip/storage/s3.rb:79:in `instance_eval'
> paperclip (2.4.5) lib/paperclip/storage/s3.rb:79:in `extended'
> paperclip (2.4.5) lib/paperclip/attachment.rb:392:in `extend'
> paperclip (2.4.5) lib/paperclip/attachment.rb:392:in `initialize_storage'
> paperclip (2.4.5) lib/paperclip/attachment.rb:73:in `initialize'
> paperclip (2.4.5) lib/paperclip.rb:448:in `new'
> paperclip (2.4.5) lib/paperclip.rb:448:in `attachment_for'
> paperclip (2.4.5) lib/paperclip.rb:337:in `block in has_attached_file'
> activerecord (3.2.11) lib/active_record/attribute_assignment.rb:85:in `block 
> in assign_attributes'
> activerecord (3.2.11) lib/active_record/attribute_assignment.rb:78:in `each'
> activerecord (3.2.11) lib/active_record/attribute_assignment.rb:78:in 
> `assign_attributes'
> activerecord (3.2.11) lib/active_record/base.rb:497:in `initialize'
> /home/martin/.bundler/ruby/1.9.1/communityengine-281d49916dbc/app/controllers/photos_controller.rb:104:in
>  `new'
> /home/martin/.bundler/ruby/1.9.1/communityengine-281d49916dbc/app/controllers/photos_controller.rb:104:in
>  `create'
> actionpack (3.2.11) lib/action_controller/metal/implicit_render.rb:4:in 
> `send_action'
> actionpack (3.2.11) lib/abstract_controller/base.rb:167:in `process_action'
> actionpack (3.2.11) lib/action_controller/metal/rendering.rb:10:in 
> `process_action'
> actionpack (3.2.11) lib/abstract_controller/callbacks.rb:18:in `block in 
> process_action'
> activesupport (3.2.11) lib/active_support/callbacks.rb:460:in `block (2 
> levels) in _run__141873283__process_action__116704501__callbacks'
> activesupport (3.2.11) lib/active_support/callbacks.rb:215:in `block in 
> _conditional_callback_around_1705'
> activesupport (3.2.11) lib/active_support/callbacks.rb:326:in `around'
> activesupport (3.2.11) lib/active_support/callbacks.rb:310:in 
> `_callback_around_1685'
> activesupport (3.2.11) lib/active_support/callbacks.rb:214:in 
> `_conditional_callback_around_1705'
> activesupport (3.2.11) lib/active_support/callbacks.rb:459:in `block in 
> _run__141873283__process_action__116704501__callbacks'
> activesupport (3.2.11) lib/active_support/callbacks.rb:215:in `block in 
> _conditional_callback_around_1704'
> /home/martin/.bundler/ruby/1.9.1/communityengine-281d49916dbc/lib/community_engine/localized_application.rb:25:in
>  `set_locale'
> activesupport (3.2.11) lib/active_support/callbacks.rb:214:in 
> `_conditional_callback_around_1704'
> activesupport (3.2.11) lib/active_support/callbacks.rb:414:in 
> `_run__141873283__process_action__116704501__callbacks'
> activesupport (3.2.11) lib/active_support/callbacks.rb:405:in `__run_callback'
> activesupport (3.2.11) lib/active_support/callbacks.rb:385:in 
> `_run_process_action_callbacks'
> activesupport (3.2.11) lib/active_support/callbacks.rb:81:in `run_callbacks'
> actionpack (3.2.11) lib/abstract_controller/callbacks.rb:17:in 
> `process_action'
> actionpack (3.2.11) lib/action_controller/metal/rescue.rb:29:in 
> `process_action'
> actionpack (3.2.11) lib/action_controller/metal/instrumentation.rb:30:in 
> `block in process_action'
> activesupport (3.2.11) lib/active_support/notifications.rb:123:in `block in 
> instrument'
> activesupport (3.2.11) lib/active_support/notifications/instrumenter.rb:20:in 
> `instrument'
> activesupport (3.2.11) lib/active_support/notifications.rb:123:in `instrument'
> actionpack (3.2.11) lib/action_controller/metal/instrumentation.rb:29:in 
> `process_action'
> actionpack (3.2.11) lib/action_controller/metal/params_wrapper.rb:207:in 
> `process_action'
> activerecord (3.2.11) lib/active_record/railties/controller_runtime.rb:18:in 
> `process_action'
> actionpack (3.2.11) lib/abstract_controller/base.rb:121:in `process'
> actionpack (3.2.11) lib/abstract_controller/rendering.rb:45:in `process'
> actionpack (3.2.11) lib/action_controller/metal.rb:203:in `dispatch'
> actionpack (3.2.11) lib/action_controller/metal/rack_delegation.rb:14:in 
> `dispatch'
> actionpack (3.2.11) lib/action_controller/metal.rb:246:in `block in action'
> actionpack (3.2.11) lib/action_dispatch/routing/route_set.rb:73:in `call'
> actionpack (3.2.11) lib/action_dispatch/routing/route_set.rb:73:in `dispatch'
> actionpack (3.2.11) lib/action_dispatch/routing/route_set.rb:36:in `call'
> journey (1.0.4) lib/journey/router.rb:68:in `block in call'
> journey (1.0.4) lib/journey/router.rb:56:in `each'
> journey (1.0.4) lib/journey/router.rb:56:in `call'
> actionpack (3.2.11) lib/action_dispatch/routing/route_set.rb:601:in `call'
> rakismet (1.3.0) lib/rakismet/middleware.rb:10:in `call'
> omniauth (1.1.2) lib/omniauth/strategy.rb:177:in `call!'
> omniauth (1.1.2) lib/omniauth/strategy.rb:157:in `call'
> omniauth (1.1.2) lib/omniauth/builder.rb:48:in `call'
> actionpack (3.2.11) 
> lib/action_dispatch/middleware/best_standards_support.rb:17:in `call'
> rack (1.4.5) lib/rack/etag.rb:23:in `call'
> rack (1.4.5) lib/rack/conditionalget.rb:35:in `call'
> actionpack (3.2.11) lib/action_dispatch/middleware/head.rb:14:in `call'
> actionpack (3.2.11) lib/action_dispatch/middleware/params_parser.rb:21:in 
> `call'
> actionpack (3.2.11) lib/action_dispatch/middleware/flash.rb:242:in `call'
> rack (1.4.5) lib/rack/session/abstract/id.rb:210:in `context'
> rack (1.4.5) lib/rack/session/abstract/id.rb:205:in `call'
> actionpack (3.2.11) lib/action_dispatch/middleware/cookies.rb:341:in `call'
> activerecord (3.2.11) lib/active_record/query_cache.rb:64:in `call'
> activerecord (3.2.11) 
> lib/active_record/connection_adapters/abstract/connection_pool.rb:479:in 
> `call'
> actionpack (3.2.11) lib/action_dispatch/middleware/callbacks.rb:28:in `block 
> in call'
> activesupport (3.2.11) lib/active_support/callbacks.rb:405:in 
> `_run__284061703__call__288038654__callbacks'
> activesupport (3.2.11) lib/active_support/callbacks.rb:405:in `__run_callback'
> activesupport (3.2.11) lib/active_support/callbacks.rb:385:in 
> `_run_call_callbacks'
> activesupport (3.2.11) lib/active_support/callbacks.rb:81:in `run_callbacks'
> actionpack (3.2.11) lib/action_dispatch/middleware/callbacks.rb:27:in `call'
> actionpack (3.2.11) lib/action_dispatch/middleware/reloader.rb:65:in `call'
> actionpack (3.2.11) lib/action_dispatch/middleware/remote_ip.rb:31:in `call'
> actionpack (3.2.11) lib/action_dispatch/middleware/debug_exceptions.rb:16:in 
> `call'
> actionpack (3.2.11) lib/action_dispatch/middleware/show_exceptions.rb:56:in 
> `call'
> railties (3.2.11) lib/rails/rack/logger.rb:32:in `call_app'
> railties (3.2.11) lib/rails/rack/logger.rb:16:in `block in call'
> activesupport (3.2.11) lib/active_support/tagged_logging.rb:22:in `tagged'
> railties (3.2.11) lib/rails/rack/logger.rb:16:in `call'
> actionpack (3.2.11) lib/action_dispatch/middleware/request_id.rb:22:in `call'
> rack (1.4.5) lib/rack/methodoverride.rb:21:in `call'
> rack (1.4.5) lib/rack/runtime.rb:17:in `call'
> activesupport (3.2.11) lib/active_support/cache/strategy/local_cache.rb:72:in 
> `call'
> rack (1.4.5) lib/rack/lock.rb:15:in `call'
> actionpack (3.2.11) lib/action_dispatch/middleware/static.rb:62:in `call'
> railties (3.2.11) lib/rails/engine.rb:479:in `call'
> railties (3.2.11) lib/rails/application.rb:223:in `call'
> rack (1.4.5) lib/rack/content_length.rb:14:in `call'
> railties (3.2.11) lib/rails/rack/log_tailer.rb:17:in `call'
> rack (1.4.5) lib/rack/handler/webrick.rb:59:in `service'
> /usr/lib/ruby/1.9.1/webrick/httpserver.rb:138:in `service'
> /usr/lib/ruby/1.9.1/webrick/httpserver.rb:94:in `run'
> /usr/lib/ruby/1.9.1/webrick/server.rb:191:in `block in start_thread'
>
> Can anyone help me here? I am really stuck with this.
>
>
> Cheers
> Martin
>
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