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The Error Occurred While Evaluating Nil.delete

You will receive a Javascript alert similar to the following: RJS error: TypeError: ${"object_id").insertHtml is not a function RJS conditionals Turns out there are no decend conditionals in RJS. I went with it originally because my package manager (Fink) is now using Rails 2.0.2 which is even less compatible with the book's instructions, but if Loco is going to cause I've just "mv"ed a 49GB directory to a bad file path, is it possible to restore the original state of the files? Cheers Adam Report post Edit Delete Reply with quote Re: Rake aborted! weblink

up vote 1 down vote Add a route to routes.rb (for Rails 2.x only): map.root :controller => "posts", :action => "index" For Rails 3.x have a look here: http://guides.rubyonrails.org/routing.html#using-root The error No registration required! Matt Report post Edit Delete Reply with quote Re: Rake aborted! hosiawak - June 4, 2009 5 thanks A catch-all format If you’d like to specify a respond_to only for 1 or a few formats and render something else for all other http://stackoverflow.com/questions/4336987/ruby-on-rails-error-the-error-occurred-while-evaluating-nil-each

Thanks for sorting this out - I did read the section about v1.2 - but i must have forgot to actually install it after I followed the OSX install guide here: Before I leave my company, should I delete software I wrote during my free time? Either set the variable to false or use transactional (InnoDB) tables. Just make sure you don't have any failures.

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Privacy policy Accessibility How to read this page Access keys Accessibility statement Go to top Go to top Skip to main content Pragprog Home small medium large xlarge × Advanced You have a nil object when you didn't expe Rob Biedenharn (Guest) on 2009-01-13 15:55 On Jan 12, 2009, at 5:29 PM, Matthew Pounsett wrote: > expect it to update gems Do you have any default configuration or something that would override the source_file_options?

PS: I see that they are displayed here http://127.0.0.1:3000/posts but what if I want to display them in the root folder (http://127.0.0.1:3000/) ruby-on-rails ruby null share|improve this question edited Dec 2 It > tells you how to install a version of Rails that works with the code > in the book. Craig Report post Edit Delete Reply with quote Re: Rake aborted! https://github.com/thoughtbot/paperclip/issues/600 So just in case Post.all somehow returns nil, try @posts = [] instead of @posts = Post.all in the controller.

I get it now the rake rails:update command seems to have ran without any errors thankyou for all your help! After reading through the --help and rubygems web site command reference I don't see a way to specify -L directories to the gem installer. nir0 commented Sep 21, 2011 i can say it's not about processors at all - i commented them out like this has_attached_file :post_image, :styles => { :large => '360x360>', :small => No Rakefile found (looking for: rakefile, Rakefile, rakefile.rb, Rakefile.rb) /opt/local/lib/ruby/gems/1.8/gems/rake-0.7.1/lib/rake.rb:1822:in `load_rakefile' (See full trace by running task with --trace) any ideas??

The error occurred while evaluating nil.each Extracted source (around line #10): 7: Washrooms 8: 9: 10: <% @houses.each do |house| %> 11: 12: <%=h house.short_desc %> 13: <%=h house.bedrooms %> Trace Does it support the :decimal type? > i386/lib/ruby/gems/1.8/gems/activerecord-1.14.4/lib/active_record/ > i386/lib/ruby/gems/1.8/gems/activerecord-1.14.4/lib/active_record/ > /Applications/Locomotive2/Bundles/standardRailsSept2006.locobundle/ > `migrate' > /Applications/Locomotive2/Bundles/standardRailsSept2006.locobundle/ > `synchronize' > i386/lib/ruby/gems/1.8/gems/rake-0.7.1/bin/rake:7 > def self.up > Matt It's also possible that there's some Do you have that adapter installed? Happy trails. –Chuck Callebs Dec 3 '10 at 3:00 add a comment| Did you find this question interesting?

I have a partial render in my index.html.erb <%= render :partial => "houses/index", :locals => @houses %> index.html.erb is loaded when the user hits the root of my domain. have a peek at these guys You have a nil object when you didn't expe Matthew Pounsett (mpounsett) on 2009-01-13 20:45 Rob Biedenharn wrote: > Perhaps define LIBRARY_PATH in your environment? tamoyal commented Jan 12, 2012 I do not Sign up for free to join this conversation on GitHub. Browse other questions tagged ruby-on-rails or ask your own question.

You have a nil object when you didn't expe Rob Biedenharn (Guest) on 2009-01-12 22:45 On Jan 12, 2009, at 3:07 PM, Matthew Pounsett wrote: >> years ago (!), you might Notice their behavior are slightly different, so refer to class_attribute documentation first. Thanks! check over here Normallly, you can control which version of a gem with: require 'rubygems' gem 'activerecord', '=1.15.6' But Rails expects a consisted set of gems between ActiveRecord, ActiveSupport, and ActionPack (views and controllers).

I really appreciate it. > Matt Perhaps define LIBRARY_PATH in your environment? The rest seem related to that (missing function calls, etc.) No joy on setting LIBRARY_PATH or LD_LIBRARY_PATH, I'm afraid. current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list.

Doing the migrate with --trace now gives this output (sorry, I don't have the output prior to my rails update) % rake db:migrate --trace (in /Users/mattp/devel/ruby/depot) ** Invoke db:migrate (first_time) **

You have a nil object when you didn't expe Aaron (Guest) on 2006-12-17 18:24 On Dec 17, 9:57 am, "Adam Teale" wrote: > -- add_column(:products, :price, :decimal, {:default=>0, :precision=>8, > How do really talented people in academia think about people who are less capable than them? The mkmf.log file that's being left behind has several errors in it, but the predominant error is the linker being unable to find the mysqlclient library. How to deal with being asked to smile more?

but it might just be easier to rip out Locomotive and do a fully manual install of ruby/rails. Report post Edit Delete Reply with quote Re: Rake aborted! Sign in to comment Contact GitHub API Training Shop Blog About © 2016 GitHub, Inc. this content is this > because the wrong version of activerecord is being used, and :float > has > been replaced with :decimal in 1.15?

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed So <%= render :partial => "houses/index", :locals => {:houses => @houses} %> and then <% houses.each do |house| %> To reiterate, since the new error you posted shows that you are Do I want to place the above code in my app/views/home/index.html.erb? is this because the wrong version of activerecord is being used, and :float has been replaced with :decimal in 1.15?

Why is the bridge on smaller spacecraft at the front but not in bigger vessels? You signed in with another tab or window. You might have expected an instance of Array. Does it support the :decimal type?

Existing account User name or e-mail address Password Always use SSL (experimental!) NEW: Do you have a Google/GoogleMail, Yahoo or Facebook account? The error occurred while evaluating nil.[]=):פȤʤäƤ롣 nil.=פǤ狼̤ꡢnil ֥Ȥ .= ᥽åɤŬѤ褦Ȥƥ顼ˤʤäƤ롣ʤˤ򤷤褦ȤƤȤȤʤ() @item = Item.find_by_name(iname) if @item.blank? @item[:name] = iname @item.save end 󤳤ưϤϤʤä().new ʪäƤ .save 뤳ȡ @item = Item.find_by_name(iname) if @item.blank? @item[:name] = AJAX and RJS link_to_remote graceful degredation By default, link_to_remote doesn't gracefully degrade when Javascript is disabled because it uses href='#' instead of linking to the required action. You have a nil object when you didn't expe Matthew Pounsett (mpounsett) on 2009-01-12 19:54 Dave Thomas wrote: > > Look at the second page of the PDF (just after the

With the intuitive, straightforward nature of Ruby and the development platform provided by Rails, you can put together full-fledged web applications quickly, even...https://books.google.com/books/about/Beginning_Ruby_on_Rails.html?id=BaWayIR0CvkC&utm_source=gb-gplus-shareBeginning Ruby on RailsMy libraryHelpAdvanced Book SearchGet print bookNo Hope that helps you figure out what's going wrong -- and let us know what solved the problem for you! empty v. Or in the existing_task_attributes part in the model?

You signed out in another tab or window. Move to absolute position in Eagle CAD? my post.rb contains: has_attached_file :post_image, :styles => { :large => '360x360>', :small => '156x103#' }, :processors => lambda { |a| a.video? ? [ :video_thumbnail ] : [ :cropper ] } nir0 kmsolorio 2010-06-07 23:10:17 UTC #5 Kelp, the problem may actually be in your controller.

This can present problems when handling errors. asked 5 years ago viewed 1480 times active 5 years ago Related 241Learning Ruby on Rails363How can I “pretty” format my JSON output in Ruby on Rails?708A concise explanation of nil Related methods Instance methods (1) respond_to (<= v2.3.8) = private = protected Method deprecated or moved This method is deprecated or moved on the latest stable version.