diff --git a/bigbluebutton-client/src/org/bigbluebutton/modules/present/ui/views/PresentationWindow.mxml b/bigbluebutton-client/src/org/bigbluebutton/modules/present/ui/views/PresentationWindow.mxml
index 3569952197..e73e0c80ca 100755
--- a/bigbluebutton-client/src/org/bigbluebutton/modules/present/ui/views/PresentationWindow.mxml
+++ b/bigbluebutton-client/src/org/bigbluebutton/modules/present/ui/views/PresentationWindow.mxml
@@ -408,10 +408,12 @@ with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
 			}
 			
 			private function handleDisplaySlideEvent(event:DisplaySlideEvent):void {
+        LOGGER.debug("Got a DisplaySlideEvent pod=" + podId);
 				var presentationModel:PresentationModel = PresentationPodManager.getInstance().getPod(podId);
 				if (presentationModel != null) {
 					var curPage:Page = presentationModel.getCurrentPage();
 					if (curPage != null) {
+            LOGGER.debug("Got a DisplaySlideEvent pod=" + podId + " current page=" + curPage.num);
 						displaySlideNumber(curPage.num);
 						currentSlideWidth = event.slideWidth;
 						currentSlideHeight = event.slideHeight;
diff --git a/bigbluebutton-client/src/org/bigbluebutton/modules/present/ui/views/SlideView.mxml b/bigbluebutton-client/src/org/bigbluebutton/modules/present/ui/views/SlideView.mxml
index b6875c1271..6d76f78d7f 100755
--- a/bigbluebutton-client/src/org/bigbluebutton/modules/present/ui/views/SlideView.mxml
+++ b/bigbluebutton-client/src/org/bigbluebutton/modules/present/ui/views/SlideView.mxml
@@ -256,7 +256,10 @@ with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
 			}
 			
 			public function onZoomSlide(zoom:Number):void {
-				if (slideLoader.content == null) return;
+				if (slideLoader.content == null) {
+          LOGGER.debug("Not zooming. slideLoader.content == null");
+          return;
+        }
 				zoomSlide(zoom, (((slideLoader.content.width/2)*SlideViewModel.HUNDRED_PERCENT)/zoom), (((slideLoader.content.height/2)*SlideViewModel.HUNDRED_PERCENT)/zoom));
 			}