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The Error Occurred While Evaluating Nil Map

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run rails test 2. You might have expected an instance of Array. Perhaps you meant in the first line to get keywords from the params array? @tags = Article.tag_counts_on(params[:keywords]) Also, you need to handle the case where no tags are found, right? Does the reciprocal of a probability represent anything?

NoMethodError in Release_notes#index Showing release_notes/index.html.erb where line #15 raised: You have a nil object when you didn't expect it! I have checked that removing all the "link_to" entries the error disappear. Was the term "Quadrant" invented for Star Trek Why does Fleur say "zey, ze" instead of "they, the" in Harry Potter? Search: Advanced Forum Search Forums Programming Web Development Computers Tutorials Snippets Dev Blogs Jobs Lounge Login Join!

up vote 0 down vote favorite This is the code: xml = REXML::Document.new(data) @contacts = Array.new xml.elements.each('//entry') do |entry| person = {} person['name'] = entry.elements['title'].text gd_email = entry.elements['gd:email'] person['email'] = gd_email.attributes['address'] crop_command + super.join(' ').sub(/ -crop \S+/, '').split(' ') # super returns an array like this: ["-resize", "100x", "-crop", "100x100+0+0", "+repage"] else super end end def crop_command target = @attachment.instance if target.cropping? My class is pretty basic: class LocalAsset < AttachableAsset require 'fileutils' has_attached_file :file, :path => ":rails_root/products/:id_partition/:basename.:extension", :url => "/products/:id/:basename.:extension" ... Sign in to comment Contact GitHub API Training Shop Blog About © 2016 GitHub, Inc.

Already have an account? Was This Post Helpful? 0 Back to top MultiQuote Quote + Reply ← Previous Topic Ruby Next Topic → Page 1 of 1 Related TopicsbetaAdvanced Search In Ruby On Rails Report post Edit Delete Reply with quote Re: The error occurred while evaluating nil.to_sym bill walton (Guest) on 2009-06-15 04:32 Hi Benoit, On Mon, 2009-06-15 at 01:36 +0200, Benoit Molenda wrote: Ghost Updates on Mac Lengthwise or widthwise.

Terms Privacy Security Status Help You can't perform that action at this time. Some rights reserved(CC BY-SA 3.0). Find out for yourself with Rails: Up and Running, the concise and popular book that not only explains how Rails...https://books.google.com/books/about/Rails_Up_and_Running.html?id=jBu8hv9SXPoC&utm_source=gb-gplus-shareRails: Up and RunningMy libraryHelpAdvanced Book SearchBuy eBook - $14.39Get this book My advisor refuses to write me a recommendation for my PhD application Is the ability to finish a wizard early a good idea?

run script/generate scaffold release_notes title:string > version:string content:text Try like ./script/generate scaffold ReleaseNote title:string version:string content:text Report post Edit Delete Reply with quote Re: The error occurred while evaluating nil.to_sym Benoit More about the author Save", "graduate"=>{"status_description"=>"G9Q1 - 2010 Grade 9 Q-2"}, "authenticity_token"=>"PDztD5v/a87bboYTXb/Kj9sxEGzbWop1bQSmCuA3MWQ=", "id"=>"14"} srihari 2010-10-23 03:52:57 UTC Hi npp2000 , While graduating , you have to select at least one student to graduate , by asked 4 years ago viewed 330 times active 4 years ago Related 2Error Messages with form_tag in separate controller Rails 30parsing facebook json in rails avoid error occurred while evaluating nil.[]0Rails: Report post Edit Delete Reply with quote Forum List Topic List New Topic Search Register User List Log In Enable email notification | Enable multi-page view Please log in before posting.

But for my apps the probleme is every where and not just for one action. share|improve this answer answered Dec 7 '10 at 20:21 the Tin Man 110k22136206 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Loading development environment (Rails 2.2.3) /usr/local/lib/site_ruby/1.8/rubygems.rb:223:in `activate':NoMethodError: You have a nil object when you didn't expect it! check my blog What could an aquatic civilization use to write on/with?

What Is The Best Ruby On Rails Development Environment? Owner grosser commented Jun 24, 2015 I can offer a fun learning experience where you open a PR and fix it ;) Sign up for free to join this conversation Owner grosser commented Jan 8, 2015 can you make a PR to fix it ?

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The error occurred while evaluating nil.map >> Is This A Good Question/Topic? 0 Back to top MultiQuote Quote + Reply Replies To: Ruby On Rails Errors #2 mostyfriedman The Algorithmi Are assignments in the condition part of conditionals a bad practice? Why hapens this I don' t now. We recommend upgrading to the latest Safari, Google Chrome, or Firefox.

Log in with Google account | Log in with Yahoo account | Log in with Facebook account No account? Terms Privacy Security Status Help You can't perform that action at this time. I tried adding source_file_options => {} with no luck (I didn't expect much luck since that doesn't seem like it should be necessary) Thanks! http://linuxprofilm.com/the-error/the-error-occurred-while-evaluating-nil-each.html member sikachu commented Sep 23, 2011 Interesting.

asked 5 years ago viewed 937 times active 5 years ago Related 4array of array sort_by with nil elements (ruby)8rails - when using Group_by - How to get an Index?2Returning the Reload to refresh your session. If that sounds too good to be true, it isn't. You signed in with another tab or window.

So we introduced another key in the hash called :source_file_options, which defaults to a {}. and I guess the error is trying to be helpful since sort_by is a method of Array. thoughtbot, inc. ruby-on-rails-3 acts-as-taggable-on share|improve this question edited Mar 14 '12 at 19:43 skaffman 278k63619658 asked Mar 14 '12 at 19:27 Panagiotis Petridis 129213 add a comment| 2 Answers 2 active oldest votes

Contact information - E-Mail: webmaster (at) ruby-forum (dot) com. You might have expected an instance of Array. Do you have any default configuration or something that would override the source_file_options? Owner grosser commented Jun 2, 2015 update the cucumber version in the projects Gemfile.lock and see if that breaks too, if yes you know what to fix :D ccverak commented Jun

YouTube Videos: Google returns non-existant meta description and different keywords Output a googol copies of a string Is the Rice Theorem applicable for these problems? http://localhost:3000/release_notes/new and it works just fine 9. nir0 commented Sep 23, 2011 i got an initializer: Paperclip.interpolates :thousand do |attachment, style| (attachment.instance.id.to_f/1000).floor end module Paperclip # The Attachment class manages the files for a given attachment. I were not able to find this 'S' by my self.

Existing account User name or e-mail address Password Always use SSL (experimental!) NEW: Do you have a Google/GoogleMail, Yahoo or Facebook account? Lance has contributed to various Ruby open source projects such as Merb, Rails, DataMapper, and he is also the creator of Ruby Anvil. The error occurred while evaluating nil.to_sym" I just found a topic talking about it (http://www.hostingrails.com/1029/undefined-method-...) but the guy seems to give up and put all links without linkto. share|improve this answer answered Dec 7 '10 at 19:39 David Sulc 18.4k33947 add a comment| up vote 0 down vote I think you can streamline your code a bit: @contacts =