fix requestAVAssetForVideo

iOSClient/Main/CCMain.m

@@ -1494,8 +1494,9 @@
         
         // Activity
         [[NCManageDatabase sharedInstance] addActivityClient:metadataNet.fileName fileID:metadataNet.assetLocalIdentifier action:k_activityDebugActionUpload selector:selector note:message type:k_activityTypeFailure verbose:k_activityVerboseDefault  activeUrl:app.activeUrl];
-            
-        [app messageNotification:@"_upload_file_" description:message visible:YES delay:k_dismissAfterSecond type:TWMessageBarMessageTypeError errorCode:errorCode];
+        
+        if (errorCode != -999)
+            [app messageNotification:@"_upload_file_" description:message visible:YES delay:k_dismissAfterSecond type:TWMessageBarMessageTypeError errorCode:errorCode];
         
     } else {