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Rails 3.2 Custom 500 Error Page


Posted by Tobias Kraze to makandropedia Privacy policy Terms of service Imprint work.stevegrossi.com blog principles about Dynamic Error Pages With Rails 3.2 April 6, 2013 • on rails and errors I’ve You can check your logs for text: Error during failsafe response: to identify what the exceptions really are originating from and thus solve your problem. About a man and a bee What to do with my pre-teen daughter who has been out of control since a severe accident? However Mike Henke pointed to the correct solution, at least in Rails 4 I had to remove the action: part. More about the author

Once you get to this stage, it's pretty magical. I got inspired and wrote little more enhanced version of this (for example fallback to generic error message layout, and hiding 500 error messages in production): https://github.com/sheerun/rails4-bootstrap/commit/5c2df5a108ad204bc407183b959bb355ff5ed53d Tomi about 3 years If you are fine with static pages you may generate them outside the controller via a rake tasks and run that task on every deployment via after "deploy:create_symlink", "deploy:error_pages:create" We tried Is there a standard I2C/SM bus protocol for laptop battery packs Measuring Information Content of unannotated terms in a corpus, avoiding -log(0) Can the notion of "squaring" be extended to other

Rails 4 Custom Error Pages

Thanks. Join them; it only takes a minute: Sign up rails 4: custom error pages for 404, 500 and where is the default 500 error message coming from? Sum Chain Sequence Fantasy Story about Phantom Tollbooth/Where the Wild Things Are kids as Adults Is the ability to finish a wizard early a good idea? Here are the packages, preferences, and tips I recommend for getting the most out of this excellent editor.

Some reason, when trying to go directly to the url, http://localhost:3000/errors/404 Rails wants to look in errors/errors folder in the views. Repeats. In stead of my previous comment, I have used: ruby status = params[:status] || ActionDispatch::ExceptionWrapper.new(env, @exception).status_code Also, I figured that simply creating static error pages (even from PROD environment) is not Rails 500 Error This tells Rails to serve error pages from the Rails app itself (i.e.

Bharat Ruparel over 3 years ago @laylester, could you please put out a sample/example on Github? ActionView::MissingTemplate at /errors/404 Missing template errors/errors/404, application/errors/404 with {:locale=>[:en], :formats=>[:html], :handlers=>[:erb, :builder, :coffee, :haml]}. Rails will automatically choose a particular error page for some types of unhandled exceptions Protect your Rails app from security breaches Does your version of Ruby on Rails still receive security First, define the exception: app/controllers/application_controller.rb class UnauthorizedException < Exception; end Next, tell Rails what to do when it sees it.

Add routes for the error pages, by appending this to your config/routes.rb: match '/404' => 'errors#not_found' match '/422' => 'errors#server_error' match '/500' => 'errors#server_error' Add an ErrorsController like this one: class Rails 404 Route But for lesser errors I can render a full dynamic page for HTML requests and a simple text output for all others. (Without the format detection, I was seeing MissingTemplate exceptions Reload to refresh your session. Tips for production On production asset pipeline adds digest to compiled assets and stores files under default folder (typically shared/public/assets on production server).

Rails Render 404 Page

Excepted from this license are code snippets that are explicitely marked as citations from another source. more hot questions question feed lang-rb about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Rails 4 Custom Error Pages It's annoying to have the browser remember a URL for an error page, only because that page accidentally sent a 200 OK Tobias about 3 years ago I found a replacement Rails Exceptions_app You can render the view and display whatever message you stuffed into the exception, like, "You are not an authorized user for the FooBar group." or "We can't find a page

Helpers and especially layouts are a godsend for cranking out error pages that are styled consistently and match the rest of myapp. my review here Thankfully I could move them to the public folder (no ruby code) even with localization. So you may need to run the curl command on production to get the correct pages. Here is how I have the configuration in config/application.rb config.exceptions_app = self.routes Here is what I have in application_controller.rb before_filter :set_locale def default_url_options(options={}) { :locale => I18n.locale } end private def Rails 4 Exceptions_app

Add some tests, for example a cucumber feature: @allow-rescue Scenario: 404 page When I go to the path "/foobar" Then the page should be titled "Page not found" And I should Is the last line supposed to be: match "/500" to: "errors#error" Great post, thanks! The Old Ways In the past, I’ve handled this two ways. http://vealcine.com/rails-4/rails-3-custom-500-error-page.php makandracards makandropedia CardsTopics ▾ Welcome, guest Sign up Sign in About makandra cards « next card previous card » back to all cards in this deck Posted almost 4 years ago.

I was successful in getting the routing set up for most of the application. Rails 404 Page With Layout Routing to the ErrorsController and views Now that your exceptions are defined, you need to route them to your Errors controller and custom pages. If I have /en the English custom error pages displays expected.

Keep it simple because something already went wrong with your application! Raw application.rb # encoding: utf-8 require File.expand_path('../boot', __FILE__) require 'rails/all' if defined?(Bundler) # If you precompile assets before deploying

Robert Bradford over 2 years ago Did you find a good way to do this? Alessandro Rodi over 3 years ago Nice episode. This overrides the cached # setting in Rails.application.config.consider_all_requests_local env_config['action_dispatch.show_detailed_exceptions'] = false # Render exception templates instead of raising exceptions. # This is the cached setting for # Rails.application.config.action_dispatch.show_exceptions env_config['action_dispatch.show_exceptions'] = true Rails Error Page Gem I implemented custom error pages using this when my application was 3.2.13.

What's a Racist Word™? If this happens, not only can’t users interact with your app, they won’t be able to see your fancy errorpage! more hot questions question feed lang-rb about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation navigate to this website Unfortunately, everything I found was missing a piece or two, so here's my attempt at tying it all together.

About Matt Brictson @mattbrictson Hi! I'd be curious if anyone can explain why the fancy exception routing is superior. Subscribe to Watch Episode Tweet Show NotesASCIIcast39 CommentsSimilar EpisodesNext Episode >< Previous Episode lazylester over 3 years ago In order to test the dynamic generation of error pages, you need to So, define as many exceptions as you need and add them to the rescue_responses in your application.rb file.

There is a long list of status codes for Rack, and my best guess is that the symbol is the lowercase/underscore derivation of the string representation. Luckily Rails is smart enough to recognize this situation an avoid an infinite loop. Reply toby says: July 3, 2013 at 2:41 pm Small nitpick: in your routes.rb example 404 appears twice and 500 not at all. But beware that you generate them under the development environment but serves them in production.

The only way to reliably reference your application stylesheet is to use the stylesheet_link_taghelper. With a little digging, I found the settings to change this config/environments/test.rb config.consider_all_requests_local = false config.action_dispatch.show_exceptions = true The show_exceptions setting is probably a little controversial. I already have my custom error pages defined. I have decided to take the easy approach suggested near the end of this blog post.

Adding these simple routes in config/routes.rb connects those requests to the appropriate actions of the errors controller. I'm not understanding how the locale is getting set to the error number. How about strict validations in ActiveRecord? Thomas Baustert over 3 years ago Thanks Ryan, exactly the right episode at the right time :) One note on using curl.

thx! OK, so you’re ready to set up dynamic error pages in a Rails 4 app? You’ll need a static error page for thisscenario. But then you great the pages whenever you restart the app.

I wanted to be able to raise an exception anywhere in the code and have it result in responding to the user with a custom 401 page. 401 Unauthorized falls outside I created custom error pages when I was using the routing-filter gem.