From f9aa5067cd924a6b076c72c04411bc5b084c7c3a Mon Sep 17 00:00:00 2001
From: mauriziovitale84 <maurizio.vitale@alfresco.com>
Date: Thu, 2 Jun 2016 16:44:21 +0100
Subject: [PATCH] #135 Called observer.next to force the progressbar refresh

---
 .../ng2-alfresco-upload/src/services/upload.service.ts     | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/ng2-components/ng2-alfresco-upload/src/services/upload.service.ts b/ng2-components/ng2-alfresco-upload/src/services/upload.service.ts
index 40ffd0c2aa..8548f4ce83 100644
--- a/ng2-components/ng2-alfresco-upload/src/services/upload.service.ts
+++ b/ng2-components/ng2-alfresco-upload/src/services/upload.service.ts
@@ -136,7 +136,9 @@ export class UploadService {
                 let uploadingFileModel = new FileModel(file);
                 latestFilesAdded.push(uploadingFileModel);
                 this._queue.push(uploadingFileModel);
-                this._filesUploadObserver.next(this._queue);
+                if (this._filesUploadObserver) {
+                    this._filesUploadObserver.next(this._queue);
+                }
             }
         }
         return latestFilesAdded;
@@ -169,6 +171,9 @@ export class UploadService {
                     loaded: e.loaded,
                     percent: percent
                 });
+                if (this._filesUploadObserver) {
+                    this._filesUploadObserver.next(this._queue);
+                }
             }
         };