How to test 500.html in rails development env?

Question

I want to test the 500 error pages in my Rails app using the development environment.

I already tried this in config/environments/development.rb:

Answer 1

None of the proposed solutions worked in my Rails 3 app. The quick and dirty solution for me was to simply hit the error pages directly to see the rendered HTML. For example,

http://0.0.0.0:3000/404.html

http://0.0.0.0:3000/500.html