Fixes to conference creation process

app/controllers/management/conferences_controller.rb

@@ -11,8 +11,12 @@ module Management
 
     def create
       @conference = Conference.new conference_params
-      @conference.save
+
-      render :new
+      if @conference.save
+        redirect_to [:management, @conference]
+      else
+        render :new
+      end
     end
 
     def update

app/views/layouts/management/_navigation.html.slim

@@ -22,7 +22,9 @@ nav.navbar.navbar-static-top.navbar-inverse role="navigation"
           li class="#{'active' if controller_name == 'sessions'}"
             = link_to management_users_path do
               => icon 'user', User.model_name.human(count: 2).mb_chars.capitalize, class: 'fa-fw'
-          - if @conference.present?
+
+          -# TODO Instead of this, provide a generic `yield :navigation`?
+          - if @conference.present? and @conference.persisted?
             li class="#{'active' if controller_name == 'events'}"
               = link_to management_conference_events_path(@conference) do
                 => icon 'file-text', Event.model_name.human(count: 2).mb_chars.capitalize, class: 'fa-fw'
@@ -32,6 +34,7 @@ nav.navbar.navbar-static-top.navbar-inverse role="navigation"
             li class="#{'active' if controller_name == 'volunteerships'}"
               = link_to '#' do
                 => icon 'hand-o-up', t('activerecord.models.volunteership', count: 2).mb_chars.capitalize, class: 'fa-fw'
+
       ul.nav.navbar-nav.navbar-right
         li.dropdown
           = link_to '#', class: 'dropdown-toggle', data: {toggle: 'dropdown'} do