diff --git a/src/main/java/org/gcube/portlets/user/td/statisticalwidget/client/DataMinerWidget.java b/src/main/java/org/gcube/portlets/user/td/statisticalwidget/client/DataMinerWidget.java
index b79b717..780552d 100644
--- a/src/main/java/org/gcube/portlets/user/td/statisticalwidget/client/DataMinerWidget.java
+++ b/src/main/java/org/gcube/portlets/user/td/statisticalwidget/client/DataMinerWidget.java
@@ -35,9 +35,9 @@ public class DataMinerWidget {
 	private String type;
 	private ArrayList<ColumnItem> columns;
 
-	protected EventBus eventBus;
-	protected TRId trId;
-	protected DataMinerManagerDialog dataMinerManagerDialog;
+	private EventBus eventBus;
+	private TRId trId;
+	private DataMinerManagerDialog dataMinerManagerDialog;
 
 	/**
 	 * 
@@ -141,6 +141,7 @@ public class DataMinerWidget {
 
 		dataMinerManagerDialog
 				.addExternalExecutionEventHandler(tdSubmissionHandler);
+		dataMinerManagerDialog.show();
 
 	}
 
diff --git a/src/main/java/org/gcube/portlets/user/td/statisticalwidget/client/stat/TDSubmissionHandler.java b/src/main/java/org/gcube/portlets/user/td/statisticalwidget/client/stat/TDSubmissionHandler.java
index 018ba8f..179a222 100644
--- a/src/main/java/org/gcube/portlets/user/td/statisticalwidget/client/stat/TDSubmissionHandler.java
+++ b/src/main/java/org/gcube/portlets/user/td/statisticalwidget/client/stat/TDSubmissionHandler.java
@@ -31,9 +31,9 @@ import com.google.web.bindery.event.shared.EventBus;
 public class TDSubmissionHandler implements ExternalExecutionEventHandler,
 		MonitorDialogListener {
 
-	protected EventBus eventBus;
-	protected TRId trId;
-	protected DataMinerWidget dataMinerWidget;
+	private EventBus eventBus;
+	private TRId trId;
+	private DataMinerWidget dataMinerWidget;
 
 	public TDSubmissionHandler(DataMinerWidget dataMinerWidget, TRId trId,
 			EventBus eventBus) {