diff --git a/ruby/lib/jam_ruby/models/recording.rb b/ruby/lib/jam_ruby/models/recording.rb
index 8ebe32436..a20acd869 100644
--- a/ruby/lib/jam_ruby/models/recording.rb
+++ b/ruby/lib/jam_ruby/models/recording.rb
@@ -235,6 +235,8 @@ module JamRuby
         keep(user)
       end
 
+      puts "claimed_recording.save #{claimed_recording.errors.inspect}"
+
       claimed_recording
     end
 
diff --git a/ruby/lib/jam_ruby/resque/audiomixer.rb b/ruby/lib/jam_ruby/resque/audiomixer.rb
index 1b9065d3d..d81fd0bd9 100644
--- a/ruby/lib/jam_ruby/resque/audiomixer.rb
+++ b/ruby/lib/jam_ruby/resque/audiomixer.rb
@@ -31,7 +31,9 @@ module JamRuby
 
     def self.queue_jobs_needing_retry
       Mix.find_each(:conditions => "completed = FALSE AND (should_retry = TRUE OR (started_at IS NOT NULL AND NOW() - started_at > '1 hour'::INTERVAL))", :batch_size => 100) do |mix|
-        mix.enqueue
+        mix.enq only some of the tracks for client could be located
+                                          ueue
+                                        end
       end
     end
 
diff --git a/web/app/assets/javascripts/sessionModel.js b/web/app/assets/javascripts/sessionModel.js
index 82a8724b0..7f7f69d2d 100644
--- a/web/app/assets/javascripts/sessionModel.js
+++ b/web/app/assets/javascripts/sessionModel.js
@@ -538,26 +538,28 @@
 
           if(inSession() && text == "RebuildAudioIoControl") {
 
-            if(sessionPageEnterDeferred) {
-              // this means we are still waiting for the BACKEND_MIXER_CHANGE that indicates we have user tracks built-out/ready
-
-              // we will get at least one BACKEND_MIXER_CHANGE that corresponds to the backend doing a 'audio pause', which won't matter much
-              // so we need to check that we actaully have userTracks before considering ourselves done
-              var inputTracks = context.JK.TrackHelpers.getUserTracks(context.jamClient);
-              if(inputTracks.length > 0) {
-                logger.debug("obtained tracks at start of session")
-                sessionPageEnterDeferred.resolve(inputTracks);
-                sessionPageEnterDeferred = null;
-              }
-
-              return;
-            }
-
             // the backend will send these events rapid-fire back to back.
             // the server can still perform correctly, but it is nicer to wait 100 ms to let them all fall through
             if(backendMixerAlertThrottleTimer) {clearTimeout(backendMixerAlertThrottleTimer);}
 
             backendMixerAlertThrottleTimer = setTimeout(function() {
+
+              if(sessionPageEnterDeferred) {
+                // this means we are still waiting for the BACKEND_MIXER_CHANGE that indicates we have user tracks built-out/ready
+
+                // we will get at least one BACKEND_MIXER_CHANGE that corresponds to the backend doing a 'audio pause', which won't matter much
+                // so we need to check that we actaully have userTracks before considering ourselves done
+                var inputTracks = context.JK.TrackHelpers.getUserTracks(context.jamClient);
+                if(inputTracks.length > 0) {
+                  logger.debug("obtained tracks at start of session")
+                  sessionPageEnterDeferred.resolve(inputTracks);
+                  sessionPageEnterDeferred = null;
+                }
+
+                return;
+              }
+
+              
               // this is a local change to our tracks.  we need to tell the server about our updated track information
               var inputTracks = context.JK.TrackHelpers.getUserTracks(context.jamClient);