使用carrierwave上傳PDF導致提交後出現回滾事務錯誤

我正在使用carrierwave將文件/圖像上傳到我的應用程序。我正在通過Amazon AWS存儲這些文件。上傳工作很好的圖像，但是當試圖添加.PDF的我收到我的服務器日誌中的「回滾事務」錯誤，我不知道爲什麼。使用carrierwave上傳PDF導致提交後出現回滾事務錯誤

Started POST "/restaurants" for 127.0.0.1 at 2013-06-21 14:39:16 -0400 
Processing by RestaurantsController#create as HTML 
    Parameters: {"utf8"=>"✓", "authenticity_token"=>"filAk5Jh++qmb7owXVgYin2C4nq2O+09gMeQV27gKeU=", "restaurant"=>{"name"=>"The Stumble Inn", "address"=>"", "phone"=>"", "description"=>"", "image"=>#<ActionDispatch::Http::UploadedFile:0x00000101da3f98 @original_filename="stumble.jpg", @content_type="image/jpeg", @headers="Content-Disposition: form-data; name=\"restaurant[image]\"; filename=\"stumble.jpg\"\r\nContent-Type: image/jpeg\r\n", @tempfile=#<File:/var/folders/6b/tq59gs0d1f7bp_zg41cf6fqm0000gn/T/RackMultipart20130621-40432-124zf2w>>, "remote_image_url"=>"", "menu"=>#<ActionDispatch::Http::UploadedFile:0x00000101da3d18 @original_filename="menu.pdf", @content_type="application/pdf", @headers="Content-Disposition: form-data; name=\"restaurant[menu]\"; filename=\"menu.pdf\"\r\nContent-Type: application/pdf\r\n", @tempfile=#<File:/var/folders/6b/tq59gs0d1f7bp_zg41cf6fqm0000gn/T/RackMultipart20130621-40432-3cwvjc>>}, "commit"=>"Create Restaurant"} 
    (0.2ms) begin transaction 
    (0.2ms) rollback transaction 
Redirected to http://localhost:3000/restaurants 


class MenuUploader < CarrierWave::Uploader::Base 
    include CarrierWave::RMagick 

    # Choose what kind of storage to use for this uploader: 
    storage :fog 

    def store_dir 
    "uploads/#{model.class.to_s.underscore}/#{mounted_as}/#{model.id}" 
    end 
end 


class Restaurant < ActiveRecord::Base 
    attr_accessible :address, :description, :name, :phone, :image, :remote_image_url, :menu 
    mount_uploader :image, ImageUploader 
    mount_uploader :menu, ImageUploader 

end

new.html.erb

<h1>Add new restaurant</h1> 
<%= form_for(@restaurant, :html => {:multipart => true}) do |f| %> 
    <%= f.label :name %> 
    <%= f.text_field :name %> 
    <%= f.label :address %> 
    <%= f.text_field :address %> 
    <%= f.label :phone %> 
    <%= f.text_field :phone %> 
    <%= f.label :description %> 
    <%= f.text_field :description %> 
    <%= f.label :upload_image %> 
    <%= f.file_field :image %> 
    <%= f.label :remote_image_url, "or image URL:" %> 
    <%= f.text_field :remote_image_url %> 
    <%= f.label :upload_menu %> 
    <%= f.file_field :menu %><br/><br/> 
    <%= f.submit "Create Restaurant" %> 
<% end %> 


class RestaurantsController < ApplicationController 
    def new 
    @restaurant = Restaurant.new 
    end 

    def create 
    @restaurant = Restaurant.new(params[:restaurant]) 
    @restaurant.save 
    redirect_to restaurants_path 
    end

來源

2013-06-21 Smooth

我意識到，我曾在餐廳模型類型。

mount_uploader：菜單，ImageUploader

應該是：

mount_uploader：菜單，MenuUploader

來源

2013-06-24 04:07:09 Smooth

使用carrierwave上傳PDF導致提交後出現回滾事務錯誤

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