I checked in my database migrations, and I did not misspell anything, nor did I forget anything. You'll either want to make that variable an array or adjust that accordingly to how you want it to work I think. The map method is called internally inside the collectionselect, so if that happens to be just a team record, then that could be the problem. See the source for optionsfromcollectionforselect - first thing it does is a map call on the. I also tried from the terminal, and I was alerted with this error message: Only arrays (or enumerable objects) have a map method. undefined method map for nil:NilClass, what causes this. This indicates that the datapill was not provided any value. To review, open the file in an editor that reveals hidden Unicode characters. Eu seto ela no controller com o beforeaction, ento no deveria ter este problema, correto Controller: class EnterprisesController < ApplicationController beforeaction :filteruser, only: :new, :edit def new enterprise Enterprise.new respondwith (enterprise) end def edit end private def filteruser users User.where ('role. The Undefined method for nil:NILClass occurs when you attempt to use a formula on a blank datapill. I followed your instructions ("rails c" and then I built a new status object "s = Status.new), and the error message is the same (the same error message when I attempt to post a new status from the browser). undefined method map' for nil: NilClass in Flutter This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. split for Nil class Ruby undefined method for nil class when rendering partial Ruby undefined method for nil class undefined method each for nil class in nokigiri use undefined method create product/ for nil class undefined method 'each' for nil class in search. $(document).Class AddUserIdToStatuses migrate > add_user_id_to_status). How do I debug an undefined method for nil class error Undefined method. Mensaje: undefined method name' for nil:NilClass PFieldField:1630 PFieldField:1623:in call' Event:54:in trigger' Event:49:in each' Event:49:in trigger' PFieldMapFactory:198:in setMapChanging' PFieldMapFactory:175:in setup' SceneMap:234:in transferplayer' SceneMap:110:in update' SceneMap:101:in loop' Esta excepcin ha sido. You need in your controller action for this page something that sets the contents of that variable, for example: subjects Subject.all See the source for optionsfromcollectionforselect - first thing it does is a map call on the collection passed to it (in your case subjects ). manually installed my other gems including sphinx and thinking sphinx with 'gem install.
#Undefined method map for nil class install#
installed rails 2.3.8 (used 'gem install rails -v 2.3.8') 4. I have done the following (the versions match my existing development machine which works fine): 1. prohibited this category from being saved: hi guys, I have a new development server (ubuntu 10). In console I get this output for log /categories
Originally posted here 653 (comment)) I am having the same error when I visit specific website. However, the toilets variable is not being set in the create action so the template sees it as nil. But if I submit as html request without using ajax everything works fine. (I am posting this by suggestion of twalpole. Accepted answer When it hits the create action it looks like 'store.save' is returning false and so it's rendering the 'new' template.
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