similar to: NoMethodError (undefined method `to_sym' for {"6"=>"1"}:Hash

Hi all, I am trying to upgrade my rails 2 app to 3 and am getting this error when trying to login: NoMethodError in AuthenticateController#authenticate undefined method `to_sym'' for nil:NilClass The stack trace is: activerecord (3.2.2) lib/active_record/validations/uniqueness.rb:26:in `validate_each'' activemodel (3.2.2) lib/active_model/validator.rb:153:in

Hi, I have been trying to create a small Rails application. In one of the steps, I am facing this error as "NoMethodError in ContactController#update ...... undefined method `stringify_keys!'' for "2":String". Let me give a brief description of the application. This application is to Create, View and Update contacts. The problem came when updating a record.

Hello, I have this problem that my rails application works fine in development environment on my local Linux and windows system but when I uploaded it to work on the server in production environment I have this problem as listed in the pasted log file at the end of this entry: NoMethodError (undefined method `[]'' for nil:NilClass): /app/controllers/admin_controller.rb:201:in

My databases.yml makes no mention of root and in my dev environment everything works fine, however following a deployment with Capistrano about an hour ago, I get the following error: PGError in HomeController#index FATAL: role "root" does not exist /usr/lib/ruby/gems/1.8/gems/activerecord-2.0.2/lib/active_record/ connection_adapters/postgresql_adapter.rb:713:in `connect''

Hi. I am using BackgrounDRb to process thumbnails and upload to S3 - things are hunky-dory in development (thumbs are generated, these are uploaded to S3, the metadata is saved to trhe DB, and I get a nice status page updated by periodic calls via ask_status), but when I tried to deploy to our staging server and stop/start BackgrounDRb via Capistrano, things blew up - well, not exactly,

One of our developers is getting a weird error from attachment_fu and/or rmagick on OSX. And even weirder because he''s used attachment_fu and rmagick on other projects without difficulty. This all works fine on debian/ubuntu. See the stack trace below. Any suggestions? Btw, the code that''s blowing up is retrieving the attachment_fu info. The presence of image_science in

Hi I''m new to Rails (and Ruby) and I can''t get it to work properly. Every time I want to do something with my database-connection (e.g. use scaffold) I get this, or something similiar (from development.log): >> Beneath this code there''s some more text << ------- Processing CategoryController#index (for 127.0.0.1 at Tue Apr 26 21:43:45 CEST 2005)

Hi, I have a redmine server with Ruby 1.8 running along with Webrick. When I try to access any docs on the server using web interface I get the following message. Internal error An error occurred on the page you are trying to access. If you continue to experience the problems please contact the administrator. I looked to production.log i found the following messages. I really need your help.

What am I doing wrong here when I wrote a very simple component so : C:\ruby\letter4sure>ruby script\generate scaffold pso_printers printing_setting_id:integer pso_id:integer exists app/models/ exists app/controllers/ exists app/helpers/ create app/views/pso_printers ... Then I did a rake db:migrate And then I simply went to take a look at the url for the above :

I''m a Rails newbie and am working my way through Simply Rails 2 by Patrick Lenz. Have run into a problem on page 207 of the book; this is the error I run into when I fire up my server and open up httpL//localhost:3000/ stories/new I have posted the error message and trace below. Thanks in advance for your help.

I installed the gem will_paginate and made a simple view to mess out how it works in the controller i have @sites = Site.paginate :per_page => 10, :page => params[:page] simple view <% for @sites in @sites %> <%= @sites.naam %> <%= will_paginate @sites %> <% end %> but i got no result ActionView::TemplateError (undefined method `page_count''

Hi i''m new with ruby on rails. And i''m trying to build an application with an authentication method, I''m using the Recipe from the book "Rails Recipes". The thing is that i wrote the procedure inside the Login controller class, but when i try to access it I got an exception that say "couldn''t find Login With ID=signin" (signin is the method

Hello, I have been working through two books, "Agile Web Development with Rails, 2nd Ed." and "Ajax on Rails". I''m using Rails2.0. In both cases, I run into an authentication error when doing the examples. In AWDwR, when trying to add new information to the database (p. 68) I get ActionController::InvalidAuthenticityToken in AdminController#create

Hey Guys, I''m trying to upload a file to rails. I thought it would be pretty straightforward but I''ve run into a peculiar bug... the form I''m using is shown below and then the error message.... any suggestions or diagnostic hints would be appreciated. I''m running rails 2.0.2 and ruby 1.8.6 <form method="post"

Hi all, I''m using uploadcolumn plugin for file uploading. Followed the README file. Put "upload_column :src_file" in my model file as instructed, and i got this NoMethodError for the upload_column. This is the full trace: /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.0/lib/active_record/base.rb:1667:in `method_missing'' app/models/speech.rb:2

Hi, For some reason, this harmless block of code in my application controller def index @wide = true end is causing this hideous error. I have read the error means that the error is raised when attribute has a name reserved by ActiveRecord. Does that mean that none of my models can have columns named "toggle"? Here is the error and framework trace:

I am deploying a new rails application on a shared host (hostingrails) for the first time. My local app works great. However, Ajax requests in the deployed application are generating the following error: /!\ FAILSAFE /!\ Fri Feb 15 08:44:59 -0600 2008 Status: 500 Internal Server Error can''t modify frozen string /usr/local/lib/ruby/gems/1.8/gems/actionpack-2.0.2/lib/

hi all, i got a problem of no such file to load -- sqlite3, after installing new rails version yesterday... the uninstallation gone through this way... $ gem uninstall rails successfully uninstalled rails-1.2.3 Remove executables and scrips for ''rails'' in addition to the gem ? [Y/n] - then i gave it ''Y'' *** as like it gone

Ruby noob here. Just installed Rails 2.0, and am having trouble with updating DB tables, using the ApplicationController. My ApplicationController file looks like: class StoryController < ApplicationController protect_from_forgery :only => [:create, :update, :destroy] scaffold :story #def index #@current_time = Time.now #@story =

Hi, I am just learing Rails and I am going through the Agile Web Development with Rails book. I am receiving: NoMethodError in Store#add_to_cart undefined method `add_product'' for #<StoreController:0x3764d80> RAILS_ROOT: ./script/../config/.. Application Trace | Framework Trace | Full Trace #{RAILS_ROOT}/app/controllers/store_controller.rb:12:in `add_to_cart''