diff --git a/src/main/java/org/gcube/portlets/user/td/tablewidget/client/type/TableTypeStore.java b/src/main/java/org/gcube/portlets/user/td/tablewidget/client/type/TableTypeStore.java
index b2d24c8..5fd83bc 100644
--- a/src/main/java/org/gcube/portlets/user/td/tablewidget/client/type/TableTypeStore.java
+++ b/src/main/java/org/gcube/portlets/user/td/tablewidget/client/type/TableTypeStore.java
@@ -4,6 +4,12 @@ import java.util.ArrayList;
 
 import org.gcube.portlets.user.td.widgetcommonevent.shared.tr.TableType;
 
+/**
+ * 
+ * @author giancarlo
+ * email: <a href="mailto:g.panichi@isti.cnr.it">g.panichi@isti.cnr.it</a> 
+ *
+ */
 public class TableTypeStore {
 	
 	protected static TableTypeElement genericElement=new TableTypeElement(1, TableType.GENERIC);
diff --git a/src/main/java/org/gcube/portlets/user/td/tablewidget/client/util/UtilsGXT3.java b/src/main/java/org/gcube/portlets/user/td/tablewidget/client/util/UtilsGXT3.java
index b2826d0..2c39439 100644
--- a/src/main/java/org/gcube/portlets/user/td/tablewidget/client/util/UtilsGXT3.java
+++ b/src/main/java/org/gcube/portlets/user/td/tablewidget/client/util/UtilsGXT3.java
@@ -1,6 +1,6 @@
 package org.gcube.portlets.user.td.tablewidget.client.util;
 
-import com.google.gwt.user.client.Element;
+import com.google.gwt.dom.client.Element;
 import com.sencha.gxt.core.client.dom.XElement;
 import com.sencha.gxt.widget.core.client.box.AlertMessageBox;
 import com.sencha.gxt.widget.core.client.event.HideEvent;
diff --git a/src/main/java/org/gcube/portlets/user/td/tablewidget/client/validation/ValidationsTasksPanel.java b/src/main/java/org/gcube/portlets/user/td/tablewidget/client/validation/ValidationsTasksPanel.java
index 73099a6..540787f 100644
--- a/src/main/java/org/gcube/portlets/user/td/tablewidget/client/validation/ValidationsTasksPanel.java
+++ b/src/main/java/org/gcube/portlets/user/td/tablewidget/client/validation/ValidationsTasksPanel.java
@@ -6,7 +6,7 @@ import java.util.List;
 
 import org.gcube.portlets.user.td.gwtservice.client.rpc.TDGWTServiceAsync;
 import org.gcube.portlets.user.td.gwtservice.shared.Constants;
-import org.gcube.portlets.user.td.gwtservice.shared.OperationsId;
+import org.gcube.portlets.user.td.widgetcommonevent.shared.operations.OperationsId;
 import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTIsFinalException;
 import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTIsLockedException;
 import org.gcube.portlets.user.td.gwtservice.shared.exception.TDGWTSessionExpiredException;