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The Error Occurred While Evaluating Nil.delete

Do you have that adapter installed? Reload to refresh your session. Report post Edit Delete Reply with quote Re: Rake aborted! lib/active_support/dependencies.rb:52:16: Unrecognized directive 'nodoc' Installing RDoc documentation for activerecord-1.15.0... have a peek at these guys

empty v. You have a nil object when you didn't expe Adam Teale (Guest) on 2006-12-18 02:23 Hey guys! More recent version of gem give you a bit more information: $ gem list -d activerecord *** LOCAL GEMS *** activerecord (2.1.2, 2.1.0, 2.0.2, 1.15.6, 1.15.5, 1.15.3) Author: David Heinemeier Hansson Something doesn't make sense. –Mark Thomas Dec 2 '10 at 20:06 I get the nil.each error only in index.html.erb file, that is actually the root but in the /posts http://stackoverflow.com/questions/4336987/ruby-on-rails-error-the-error-occurred-while-evaluating-nil-each

Move raid hard drive to a different server Who sent the message? These similar methods exist in v4.2.1: ActionController::MimeResponds#respond_to ActionController::MimeResponds::ClassMethods#respond_to respond_to(*types, &block) public Without web-service support, an action which collects the data for displaying a list of people might look something like this: Note that this problem could be unique to Firefox (see Bug 26179), but the fact remains that the remove method does not return the element to the state it was in

I don't (and haven't) use(d) Locomotive, so I may be casting more suspicion on it than it deserves. ;-) Do you get the same/similar error if you change :decimal to :float It should be in the 1.2 version. How to deal with being asked to smile more? 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

Thanks! You have a nil object when you didn't expe Rob Biedenharn (Guest) on 2009-01-12 20:57 On Jan 12, 2009, at 2:43 PM, Matthew Pounsett wrote: > So, given that I'm running method?2ruby on rails has_many relation form validation of children1Ruby/Rails ignore nil within a block0Rails The error occurred while evaluating nil.each-1Rails Ruby - Handeling Nil in production vs development0Ruby: Don't raise error 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.

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 Join them; it only takes a minute: Sign up Ruby on Rails Error: The error occurred while evaluating nil.each up vote 1 down vote favorite I'm trying to learn Ruby but You have a nil object when you didn't expe Rob Biedenharn (Guest) on 2009-01-12 20:21 On Jan 12, 2009, at 1:54 PM, Matthew Pounsett wrote: > I'm using locomotive2, which installed You have a nil object when you didn't expe Craig White (Guest) on 2006-12-18 03:29 On Sun, 2006-12-17 at 17:32 -0800, Adam Teale wrote: > hey guys i seems to be

thanks Craig! http://d.hatena.ne.jp/satake7/20080527/p1 If you need to use a MIME type which isn't supported by default, you can register your own handlers in environment.rb as follows. The error occurred while evaluating nil.each Extracted Source around line 8 5: Washrooms 6: 7: 8: <% @houses.each do |house| %> 9: 10: <%=h house.short_desc %> 11: <%=h house.bedrooms Raise equation number position from new line Why is international first class much more expensive than international economy class?

action.html.erb, action.xml.erb or as a last resort action.erb) You can do exactly the same thing by passing an array of Mime types to respond_to like this: respond_to(:html, :xml) rubymaverick - June More about the author Yes, the problem comes during the build of the native component. Browse other questions tagged ruby-on-rails ruby null or ask your own question. Adam Report post Edit Delete Reply with quote Re: Rake aborted!

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. Anyone who generally follows via the mailing list isn't even going to know what the OP context is (unless they go looking like I had to.) -Rob Rob Biedenharn http://agileconsultingllc.com [email protected] I'm not sure what information to take from that.. check my blog I'm using locomotive2, which installed rails 1.1.6.

In section 6.2 of the book where the second migration is created, I ran into the following error: % rake db:migrate (in /Users/mattp/devel/ruby/depot) == AddPrice: migrating ======================================================== -- add_column(:products, :price, :decimal, Milind - August 5, 2014 0 thanks include respond_to in your controller action only if there are multiple formats of that view consider this def index @users=User.get_users respond_to do |format| format.html What you will learn from this book * How to install and use Ruby and Rails * Object-oriented programming with Ruby * Rails fundamentals and how to create basic online applications

not somewhere else..

You have a nil object when you didn't expect it! Matt Report post Edit Delete Reply with quote Re: Rake aborted! He’s been involved in Ruby on Rails for a long time, and does commercial Rails development. Local variables don't have a @ prefix; instance variables do.

sshaw - April 24, 2010 0 thanks Rendering After Exception In respond_to() Block Remember, format blocks set the response’s content type. The error occured while evaluating nil.- /usr/lib/ruby/gems/1.8/gems/activerecord-1.14.4/lib/active_record/transactions.rb:112:in `unlock_mutex' /usr/lib/ruby/gems/1.8/gems/activerecord-1.14.4/lib/active_record/fixtures.rb:534:in `teardown' 1 tests, 0 assertions, 0 failures, 2 errors The post unit test fails because its default fixture (test/fixtures/posts.yml) contains 2 items, 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://linuxprofilm.com/the-error/the-error-occurred-while-evaluating-nil-each.html Mime::Type.register "image/jpg", :jpg Show source # File actionpack/lib/action_controller/mime_responds.rb, line 102 def respond_to(*types, &block) raise ArgumentError, "respond_to takes either types or a block, never both" unless types.any? ^ block block ||= lambda

Why are only passwords hashed? 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