From f84040c7fe60d6213b0b0c21b9402ab992964bf5 Mon Sep 17 00:00:00 2001
From: Odei Maiz <maiz@itis.swiss>
Date: Tue, 13 Aug 2024 10:04:25 +0200
Subject: [PATCH] check value

---
 .../client/source/class/osparc/viewer/NodeViewer.js         | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/services/static-webserver/client/source/class/osparc/viewer/NodeViewer.js b/services/static-webserver/client/source/class/osparc/viewer/NodeViewer.js
index 6a30431c40a..ca19b40d13c 100644
--- a/services/static-webserver/client/source/class/osparc/viewer/NodeViewer.js
+++ b/services/static-webserver/client/source/class/osparc/viewer/NodeViewer.js
@@ -65,7 +65,11 @@ qx.Class.define("osparc.viewer.NodeViewer", {
         if (study.getWorkbench().isDeserialized()) {
           startPolling();
         } else {
-          study.getWorkbench().addListener("changeDeserialized", () => startPolling());
+          study.getWorkbench().addListener("changeDeserialized", e => {
+            if (e.getData()) {
+              startPolling()
+            }
+          });
         }
       })
       .catch(err => console.error(err));