diff --git a/bigbluebutton-apps/webapps/bigbluebutton/src/org/bigbluebutton/conference/service/archive/ArchiveApplication.groovy b/bigbluebutton-apps/webapps/bigbluebutton/src/org/bigbluebutton/conference/service/archive/ArchiveApplication.groovy
index 23d569df23..125e067b22 100644
--- a/bigbluebutton-apps/webapps/bigbluebutton/src/org/bigbluebutton/conference/service/archive/ArchiveApplication.groovy
+++ b/bigbluebutton-apps/webapps/bigbluebutton/src/org/bigbluebutton/conference/service/archive/ArchiveApplication.groovy
@@ -126,9 +126,14 @@ public class ArchiveApplication {
 	}
 	
 	public void addPlaybackNotifier(String sessionName, IPlaybackNotifier notifier) {
+		def notifierName = notifier.notifierName()
+		log.debug("Adding playback notifier $notifierName  for session $sessionName.")
 		if (playbackSessions.containsKey(sessionName)) {
+			log.debug("Added playback notifier $notifierName for session $sessionName.")
 			PlaybackSession session = playbackSessions.get(sessionName)
 			session.addPlaybackNotifier(notifier.notifierName(), notifier)
+		} else {
+			log.debug("Not adding playback notifier $notifierName for session $sessionName.")
 		}
 	}
 	
diff --git a/bigbluebutton-apps/webapps/bigbluebutton/src/org/bigbluebutton/conference/service/presentation/PresentationEventRecorder.groovy b/bigbluebutton-apps/webapps/bigbluebutton/src/org/bigbluebutton/conference/service/presentation/PresentationEventRecorder.groovy
index 26b31f6de7..3b6f2d878f 100644
--- a/bigbluebutton-apps/webapps/bigbluebutton/src/org/bigbluebutton/conference/service/presentation/PresentationEventRecorder.groovy
+++ b/bigbluebutton-apps/webapps/bigbluebutton/src/org/bigbluebutton/conference/service/presentation/PresentationEventRecorder.groovy
@@ -56,6 +56,7 @@ public class PresentationEventRecorder implements IEventRecorder, IPresentationR
 				break		
 		}
 
+		log.debug "Send SO message $update"
 		so.setAttribute("updateMessage", update)
 	}
 	
diff --git a/bigbluebutton-apps/webapps/bigbluebutton/src/org/bigbluebutton/conference/service/presentation/PresentationPlaybackNotifier.groovy b/bigbluebutton-apps/webapps/bigbluebutton/src/org/bigbluebutton/conference/service/presentation/PresentationPlaybackNotifier.groovy
index 0bbe3d997b..960bdb100f 100644
--- a/bigbluebutton-apps/webapps/bigbluebutton/src/org/bigbluebutton/conference/service/presentation/PresentationPlaybackNotifier.groovy
+++ b/bigbluebutton-apps/webapps/bigbluebutton/src/org/bigbluebutton/conference/service/presentation/PresentationPlaybackNotifier.groovy
@@ -29,7 +29,7 @@ public class PresentationPlaybackNotifier implements IPlaybackNotifier{
 				break
 			case 'gotoSlide':
 				def slide = event['slide']
-				so.sendMessage("gotoSlideCallback", [slide] )
+				so.sendMessage("gotoSlideCallback", [new Integer(slide)] )
 				break	
 			case 'sharePresentation':
 				def presentationName = event["presentationName"]