diff --git a/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/MainBox.java b/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/MainBox.java
index a80cebe..5720dc7 100644
--- a/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/MainBox.java
+++ b/src/main/java/org/gcube/portlets/user/td/mainboxwidget/client/MainBox.java
@@ -86,7 +86,7 @@ public class MainBox extends TabPanel {
 				} else {
 
 				}
-				//forceLayout();
+				// forceLayout();
 
 			}
 		});
@@ -230,7 +230,7 @@ public class MainBox extends TabPanel {
 				}
 
 			}
-			
+
 		} catch (Throwable e) {
 			Log.error("Error in MainBox: " + e.getLocalizedMessage());
 			e.printStackTrace();
@@ -242,7 +242,7 @@ public class MainBox extends TabPanel {
 			if (tdxPanel.getTabularResourceDataView().getTrId().getId()
 					.compareTo(tabularResourceDataView.getTrId().getId()) == 0) {
 				tdxPanel.update(tabularResourceDataView);
-				Log.debug("Set Active Widget: "+tdxPanel.getId());
+				Log.debug("Set Active Widget: " + tdxPanel.getId());
 				setActiveWidget(tdxPanel);
 				return;
 			}
@@ -255,7 +255,7 @@ public class MainBox extends TabPanel {
 	protected void addContentTDXPanel(
 			TabularResourceDataView tabularResourceDataView,
 			TabResource tabResource) {
-		
+
 		TabItemConfig tdxPanelItemConf = new TabItemConfig(
 				tabResource.getName(), true);
 		tdxPanelItemConf.setIcon(MainboxResources.INSTANCE.tabularResource());
@@ -379,7 +379,11 @@ public class MainBox extends TabPanel {
 
 					@Override
 					public void onSuccess(TabResource result) {
-						addContentTDXPanel(tabularResourceDataView, result);
+						if (result != null) {
+							addContentTDXPanel(tabularResourceDataView, result);
+						} else {
+							Log.debug("No tabular resource In Session");
+						}
 
 					}
 				});