FIX: handle invite error in wizard

app/assets/javascripts/wizard/templates/components/wizard-field.hbs

@@ -11,5 +11,5 @@
 </div>
 
 {{#if field.errorDescription}}
-  <div class='field-error-description'>{{field.errorDescription}}</div>
+  <div class='field-error-description'>{{{field.errorDescription}}}</div>
 {{/if}}

lib/wizard/builder.rb

@@ -235,7 +235,11 @@ class Wizard
           users.each do |u|
             args = {}
             args[:moderator] = true if u['role'] == 'moderator'
+            begin
               Invite.create_invite_by_email(u['email'], @wizard.user, args)
+            rescue => e
+              updater.errors.add(:invite_list, e.message.concat("<br>"))
+            end
           end
         end
       end
@@ -261,4 +265,3 @@ class Wizard
     end
   end
 end
-