Fix for focus and error reporting

app/assets/stylesheets/_application.scss

@@ -2340,14 +2340,9 @@ html[data-lingua-franca-example="html"] {
 	.select-field select:focus,
 	.workshop-link:focus .title,
 	#main-nav .nav a:focus .title {
-		html & {
-			outline: 0.25rem solid rgba($colour-2, 0);
-			outline-offset: 0.2rem;
-			@include _(transition, outline 150ms ease-in-out);
-		}
-
 		html[data-input="kb"] & {
 			outline: 0.25rem solid rgba($colour-2, 0.5);
+			outline-offset: 0.2rem;
 			z-index: 1;
 		}
 	}

app/controllers/application_controller.rb

@@ -160,9 +160,15 @@ class ApplicationController < LinguaFrancaApplicationController
 				current_user,
 			).deliver_now if Rails.env.preview? || Rails.env.production?
 
+		# log the error		
+		logger.info exception.to_s
+		logger.info exception.backtrace.join("\n")
+
 		# show the error page
 		error_500 exception
-		raise exception
+
+		# raise the error if we are in development so that we can debug it
+		raise exception if Rails.env.development?
 	end
 
 	def generate_confirmation(user, url, expiry = nil)

app/views/shared/_navbar.html.haml

@@ -1,5 +1,6 @@
 %nav
 	#main-nav
+		- begin
 			= row(class: 'inner-nav') do
 				- if logged_in?
 					= columns(medium: 12, class: 'user-nav') do
@@ -14,10 +15,12 @@
 				= columns(medium: 8, class: 'nav') do
 					= nav_link :about
 					= nav_link :policy
-				- case (@conference ? @conference.registration_status.to_sym : :closed)
+					- case (@conference && @conference.registration_status ? @conference.registration_status.to_sym : :closed)
 					- when :pre
 						= nav_link register_path(@conference.slug), :pre_register, :register
 					- when :open
 						= nav_link register_path(@conference.slug), :register
 					- else
-					= render 'shared/donate_button', :email_address => (@conference.paypal_email_address || @conference.email_address || @conference.organizations.first.email_address)
+						= render 'shared/donate_button', :email_address => (@conference.paypal_email_address || @conference.email_address || (@conference.organizations.present? && @conference.organizations.first.present? ? @conference.organizations.first.email_address : nil))
+		- rescue
+