diff --git a/admin/app/admin/scoring_load.rb b/admin/app/admin/scoring_load.rb
index 089db30a2..e020a4316 100644
--- a/admin/app/admin/scoring_load.rb
+++ b/admin/app/admin/scoring_load.rb
@@ -5,7 +5,7 @@ ActiveAdmin.register_page "Current Scoring Load" do
     table_for GetWork.summary do
       column "Work", :work_count
       column "Who", Proc.new { |connection| "#{connection.first_name} #{connection.last_name} - #{connection.email}" }
-      column "Errors", Proc.new { |connection| "#{connection.udp_reachable != 'f' ? "" : "No STUN"} #{connection.in_timeout != 'f' ? "in timeout," : ""} #{connection.in_session != 'f' ? "in session" : ""}" }
+      column "Errors", Proc.new { |connection| "#{connection.udp_reachable != false ? "" : "No STUN,"} #{connection.in_timeout != 'f' ? "Timeout," : ""} #{connection.in_session != 'f' ? "In-Session," : ""}" }
       column "Total Timeouts", :scoring_timeout_occurrences
       column "Current Scoring Failures", :scoring_failures
       column "Offset", :scoring_failures_offset
diff --git a/ruby/lib/jam_ruby/connection_manager.rb b/ruby/lib/jam_ruby/connection_manager.rb
index bca7d364e..b9e23adf9 100644
--- a/ruby/lib/jam_ruby/connection_manager.rb
+++ b/ruby/lib/jam_ruby/connection_manager.rb
@@ -84,8 +84,12 @@ module JamRuby
         conn.save!(validate: false)
       end
 
+      # if udp_reachable is nil, it means it's unknown.  Since this is a reconnect, we'll, preserve existing value in this case
+      # otherwise, pass in the value of boolean udp_reachable var
+      udp_reachable_value = udp_reachable.nil? ? 'udp_reachable' : udp_reachable
+
       sql =<<SQL
-UPDATE connections SET (channel_id, aasm_state, updated_at, music_session_id, joined_session_at, stale_time, expire_time, udp_reachable) = ('#{channel_id}', '#{Connection::CONNECT_STATE.to_s}', NOW(), #{music_session_id_expression}, #{joined_session_at_expression}, #{connection_stale_time}, #{connection_expire_time}, #{udp_reachable})
+UPDATE connections SET (channel_id, aasm_state, updated_at, music_session_id, joined_session_at, stale_time, expire_time, udp_reachable) = ('#{channel_id}', '#{Connection::CONNECT_STATE.to_s}', NOW(), #{music_session_id_expression}, #{joined_session_at_expression}, #{connection_stale_time}, #{connection_expire_time}, #{udp_reachable_value})
 WHERE 
   client_id = '#{conn.client_id}'
 RETURNING music_session_id
diff --git a/ruby/spec/jam_ruby/connection_manager_spec.rb b/ruby/spec/jam_ruby/connection_manager_spec.rb
index 99c5f1b25..5209dfbb3 100644
--- a/ruby/spec/jam_ruby/connection_manager_spec.rb
+++ b/ruby/spec/jam_ruby/connection_manager_spec.rb
@@ -104,14 +104,56 @@ describe ConnectionManager, no_transaction: true do
     cc.ip_address.should eql("1.1.1.1")
     cc.addr.should == 0x01010101
     cc.locidispid.should == 17192000002
+    cc.udp_reachable.should == true
 
-    @connman.reconnect(cc, channel_id, nil, "33.1.2.3", STALE_TIME, EXPIRE_TIME, REACHABLE)
+    @connman.reconnect(cc, channel_id, nil, "33.1.2.3", STALE_TIME, EXPIRE_TIME, false)
 
     cc = Connection.find_by_client_id!(client_id)
     cc.connected?.should be_true
     cc.ip_address.should eql("33.1.2.3")
     cc.addr.should == 0x21010203
     cc.locidispid.should == 30350000003
+    cc.udp_reachable.should == false
+
+    count = @connman.delete_connection(client_id)
+    count.should == 0
+
+    @conn.exec("SELECT count(*) FROM connections where user_id = $1", [user.id]) do |result|
+      result.getvalue(0, 0).to_i.should == 0
+    end
+  end
+
+  it "create connection, reconnect via heartbeat" do
+
+    client_id = "client_id3"
+    #user_id = create_user("test", "user2", "user2@jamkazam.com")
+    user = FactoryGirl.create(:user)
+
+    count = @connman.create_connection(user.id, client_id, channel_id, "1.1.1.1", 'client', STALE_TIME, EXPIRE_TIME, false)
+
+    count.should == 1
+
+    # make sure the connection is seen
+
+    @conn.exec("SELECT count(*) FROM connections where user_id = $1", [user.id]) do |result|
+      result.getvalue(0, 0).to_i.should == 1
+    end
+
+    cc = Connection.find_by_client_id!(client_id)
+    cc.connected?.should be_true
+    cc.ip_address.should eql("1.1.1.1")
+    cc.addr.should == 0x01010101
+    cc.locidispid.should == 17192000002
+    cc.udp_reachable.should == false
+
+    @connman.reconnect(cc, channel_id, nil, "33.1.2.3", STALE_TIME, EXPIRE_TIME, nil) # heartbeat passes nil in for udp_reachable
+
+    cc = Connection.find_by_client_id!(client_id)
+    cc.connected?.should be_true
+    cc.ip_address.should eql("33.1.2.3")
+    cc.addr.should == 0x21010203
+    cc.locidispid.should == 30350000003
+    cc.udp_reachable.should == false
 
     count = @connman.delete_connection(client_id)
     count.should == 0
diff --git a/web/README.md b/web/README.md
index 81ad6e3d8..03b796614 100644
--- a/web/README.md
+++ b/web/README.md
@@ -11,4 +11,3 @@ $ rake jasmine
 
 Open browser to localhost:8888
 
-
diff --git a/web/app/assets/javascripts/JamServer.js b/web/app/assets/javascripts/JamServer.js
index 846a8d20e..85fec6da1 100644
--- a/web/app/assets/javascripts/JamServer.js
+++ b/web/app/assets/javascripts/JamServer.js
@@ -542,6 +542,7 @@
 
       server.connecting = true;
       server.socket = new context.WebSocket(uri);
+      server.socket.channelId = channelId;
       server.socket.onopen = server.onOpen;
       server.socket.onmessage = server.onMessage;
       server.socket.onclose = server.onClose;
@@ -620,6 +621,13 @@
     server.onClose = function () {
       logger.info("Socket to server closed.");
 
+      var disconnectedSocket = this;
+
+      if(disconnectedSocket.channelId != server.socket.channelId) {
+        logger.debug(" ignoring disconnect for non-current socket. current=" + server.socket.channelId + ", disc=" + disconnectedSocket.channelId)
+        return;
+      }
+
       if (connectDeferred.state() === "pending") {
         connectDeferred.reject();
       }
diff --git a/web/app/assets/javascripts/clientUpdate.js b/web/app/assets/javascripts/clientUpdate.js
index a23529154..5df2ce32e 100644
--- a/web/app/assets/javascripts/clientUpdate.js
+++ b/web/app/assets/javascripts/clientUpdate.js
@@ -10,11 +10,11 @@
     var logger = context.JK.logger;
     var ellipsesJiggleTimer = null;
     var forceShow = false; // manual test helper
+    // updated once a download is started
     var updateUri = null;
+    var updateSize = 0;
     app.clientUpdating = false;
 
-    // updated once a download is started
-    var updateSize = 0;
 
     function cancelUpdate(e) {
       if ((e.ctrlKey || e.metaKey) && e.keyCode == 78) {
@@ -27,8 +27,10 @@
     // responsible for updating the contents of the update dialog
     // as well as registering for any event handlers
     function updateClientUpdateDialog(templateId, options) {
+      options = options || {};
+
       var template = $('#template-' + templateId).html();
-      var templateHtml = context.JK.fillTemplate(template, options);
+      var templateHtml = context._.template(template, options, {variable: 'data'});
 
       $('#client_update .dialog-inner').html(templateHtml);
 
@@ -69,12 +71,13 @@
     /***************************************/
     function clientUpdateDownloadProgress(bytesReceived, bytesTotal, downloadSpeedMegSec, timeRemaining) {
       // this fires way too many times to leave in. uncomment if debugging update feature
-      //logger.debug("bytesReceived: " + bytesReceived, ", bytesTotal: " + bytesTotal, ", downloadSpeed: " + downloadSpeedMegSec, ", timeRemaining: " + timeRemaining );
+      //logger.debug("bytesReceived: " + bytesReceived, ", bytesTotal: " + bytesTotal, ", downloadSpeed: " + downloadSpeedMegSec, ", timeRemaining: " + timeRemaining + ", updateSize: " + updateSize);
 
       bytesReceived = Number(bytesReceived)
       bytesTotal = Number(bytesTotal)
       // bytesTotal from Qt is not trust worthy; trust server's answer instead
-      $('#progress-bar').width(((bytesReceived / updateSize) * 100).toString() + "%")
+      var progressWidth = ((bytesReceived / updateSize) * 100).toString() + "%";
+      $('#progress-bar').width(progressWidth)
       //$("#progressbar_detail").text(parseInt(bytesReceived) + "/" + parseInt(updateSize))
     }
 
@@ -98,10 +101,27 @@
     }
 
 
-    function clientUpdateLaunchSuccess(updateLocation) {
-      logger.debug("client update launched successfully to: " + updateLocation);
+    function clientUpdateLaunchSuccess(userTimeToRead) {
+      if(userTimeToRead === undefined) {
+        userTimeToRead = 1000; // older clients didn't pass this in, and exit very quickly
+      }
 
-      updateClientUpdateDialog("update-restarting");
+      logger.debug("client update launching in: " + userTimeToRead);
+
+      // set timer to update countdown
+      var rounded =  Math.round(userTimeToRead / 1000);
+
+      // simple countdown timer
+      var timer = setInterval(function(){
+        var $countdown = $('#client_update .countdown-secs');
+        var countdown = parseInt($countdown.text());
+        $countdown.text(countdown - 1);
+        if(countdown == 0) {
+          clearInterval(timer);
+        }
+      }, rounded * 1000);
+
+      updateClientUpdateDialog("update-restarting", {countdown: rounded, os: context.JK.GetOSAsString()});
     }
 
     function clientUpdateLaunchFailure(errorMsg) {
@@ -167,7 +187,7 @@
       }
     }
 
-    function runCheck(product, version, uri, updateSize, currentVersion) {
+    function runCheck(product, version, uri, size, currentVersion) {
 
       if(currentVersion === undefined) {
         currentVersion = context.jamClient.ClientUpdateVersion();
@@ -191,6 +211,7 @@
       if (shouldUpdate(currentVersion, version)) {
         app.clientUpdating = true;
         updateUri = uri;
+        updateSize = size;
 
         if(context.JK.CurrentSessionModel && context.JK.CurrentSessionModel.inSession())  {
           logger.debug("deferring client update because in session")
@@ -210,7 +231,7 @@
     // check if updated is needed
     function check() {
 
-      var os = context.jamClient.GetOSAsString();
+      var os = context.JK.GetOSAsString();
 
       // check kill switch before all other logic
       if (!gon.check_for_client_updates) {
diff --git a/web/app/assets/stylesheets/client/clientUpdate.css.scss b/web/app/assets/stylesheets/client/clientUpdate.css.scss
index b22d78295..cc0321127 100644
--- a/web/app/assets/stylesheets/client/clientUpdate.css.scss
+++ b/web/app/assets/stylesheets/client/clientUpdate.css.scss
@@ -22,6 +22,12 @@
     display:block;
   }
 
+  .countdown-secs {
+    font-size:24px;
+    display:inline-block;
+    width:15px;
+  }
+
   h2 {
     font-weight:bold;
     font-size:x-large;
diff --git a/web/app/views/clients/_client_update.html.erb b/web/app/views/clients/_client_update.html.erb
index 51987a3a2..17fe2b868 100644
--- a/web/app/views/clients/_client_update.html.erb
+++ b/web/app/views/clients/_client_update.html.erb
@@ -75,8 +75,13 @@
   <br />
   <br />
   <div align="center">
-    This application will close automatically in a moment.
-    If it does not close, please restart it manually.
+    {% if(data.os == 'MacOSX') { %}
+      This application will close automatically in <span class="countdown-secs">{{data.countdown}}</span> {{data.countdown == 1 ? 'second' : 'seconds'}}.
+      If it does not close, please restart it manually or download the latest JamKazam from <a href="/downloads" rel="external">our downloads page</a>.
+    {% } else { %}
+      The updater will launch automatically in <span class="countdown-secs">{{data.countdown}}</span> seconds.
+      If you do not see a Windows updater, please restart it manually or download the latest JamKazam from <a href="/downloads" rel="external">our downloads page</a>.
+    {% } %}
   </div>
 </script>
 
@@ -90,7 +95,7 @@
     <p class="fix">Download the latest JamKazam from <a href="/downloads" rel="external">our downloads page</a>.</p>
     </div>
     <div class="error-detail">
-    {error_msg}
+    {{data.error_msg}}
     </div>
   </div>
 
diff --git a/websocket-gateway/lib/jam_websockets/router.rb b/websocket-gateway/lib/jam_websockets/router.rb
index d3b91c552..f16dc1fd9 100644
--- a/websocket-gateway/lib/jam_websockets/router.rb
+++ b/websocket-gateway/lib/jam_websockets/router.rb
@@ -737,7 +737,7 @@ module JamWebsockets
           if connection.stale?
             ConnectionManager.active_record_transaction do |connection_manager|
               heartbeat_interval, connection_stale_time, connection_expire_time = determine_connection_times(context.user, context.client_type)
-              connection_manager.reconnect(connection, connection.music_session_id, nil, connection_stale_time, connection_expire_time, udp_reachable)
+              connection_manager.reconnect(connection, client.channel_id, connection.music_session_id, nil, connection_stale_time, connection_expire_time, nil)
             end
           end
         end