diff --git a/models/widgets_viewport.py b/models/widgets_viewport.py
index 57ca38954421a47d37b83520814bbe9f27d60a4f..e8895b4cc391390a1343c4a4197d4e5441b7f2a9 100644
--- a/models/widgets_viewport.py
+++ b/models/widgets_viewport.py
@@ -119,6 +119,6 @@ viewportModifier.add_node(*nodes)
 
 # viewportModifier.configure(plugins=['pViewportLogin'], logged=True);
 
-# viewportModifier.default_node(T('Tables'), T('categories'))
+viewportModifier.default_node(T('Tables'), T('categories'))
 # viewportModifier.default_node(T('Tables'), T('new_fields'))
 # viewportModifier.default_node(T('Tables'), T('publications'))
diff --git a/static/plugin_dbui/src/container/Viewport.js b/static/plugin_dbui/src/container/Viewport.js
index 7b546bcdfbe1993d6d93cd1ad0e75984fd6e583a..c584c3387aab68164075c0bafb8250283011bb80 100644
--- a/static/plugin_dbui/src/container/Viewport.js
+++ b/static/plugin_dbui/src/container/Viewport.js
@@ -203,7 +203,7 @@ Ext.define('App.container.Viewport', {
             window;
 
         // protection
-        if (!record.isNode  || !item) {
+        if (!record.isNode) {
             return;
         }