Rails program stops executing due to error

When a rails ruby script stops executing, rails will serve up a web page with details on what caused the error.

How To Fix

Step 1. Decipher the error message

First check to see if we have a specific guide on troubleshooting common errors:

Available Guides

• Routing Error: No route matches

Guides That Still Need to be Written

• Routing Error: uninitialized constant
• Unknown action
• ActionController::UnknownFormat: missing a template
• NoMethodError: undefined method `<method_name>' for nil:NilClass
• NameError: uninitialized constant
• NameError: undefined local variable or method
• ActiveRecord::PendingMigrationError

If your error isn't listed above, proceed to the next step.

Step 2. Identify where the error is occuring

This content still needs to be written.