Creator error page

web/assets/styles/global.scss

@@ -56,3 +56,7 @@ blockquote {
 .btn--small {
   font-size: 14px;
 }
+
+.center {
+  text-align: center;
+}

web/server.rb

@@ -15,6 +15,11 @@ class VLVSearch < Sinatra::Base
       secret: ENV['SESSION_SECRET']
 
   set :environment, ENV['APP_ENV'] == 'production' ? :production : :development
+  set :show_exceptions, ENV['APP_ENV'] == 'production'
+
+  error 500 do
+    erb :error, { layout: :layout }
+  end
 
   get '/' do
     redirect '/login' unless signed_in?

web/views/error.erb

@@ -0,0 +1,11 @@
+<div class="center">
+  <h3>Something went wrong!</h3>
+  <p>
+    The site administrator has been notified but feel free to
+    <%= external_link(
+      'http://board.vivalavinyl.com/message/create/reddwarf',
+      'send a PM'
+    ) %>
+    as well.
+  </p>
+</div>