diff --git a/src/main/java/org/gcube/portlets/user/td/gwtservice/server/SessionUtil.java b/src/main/java/org/gcube/portlets/user/td/gwtservice/server/SessionUtil.java
index b90e2d3..ca4253d 100644
--- a/src/main/java/org/gcube/portlets/user/td/gwtservice/server/SessionUtil.java
+++ b/src/main/java/org/gcube/portlets/user/td/gwtservice/server/SessionUtil.java
@@ -17,6 +17,7 @@ import org.gcube.portal.custom.scopemanager.scopehelper.ScopeHelper;
 import org.gcube.portlets.user.td.gwtservice.server.file.CSVFileUploadSession;
 import org.gcube.portlets.user.td.gwtservice.server.file.CodelistMappingFileUploadSession;
 import org.gcube.portlets.user.td.gwtservice.server.trservice.TRTasksManager;
+import org.gcube.portlets.user.td.gwtservice.shared.Constants;
 import org.gcube.portlets.user.td.gwtservice.shared.chart.ChartTopRatingSession;
 import org.gcube.portlets.user.td.gwtservice.shared.codelisthelper.CodelistMappingSession;
 import org.gcube.portlets.user.td.gwtservice.shared.csv.CSVExportSession;
@@ -83,10 +84,10 @@ public class SessionUtil {
 		ASLSession session;
 		if (username == null) {
 			logger.warn("no user found in session, using test one");
-			throw new TDGWTSessionExpiredException("Session Expired!"); 
+			/*throw new TDGWTSessionExpiredException("Session Expired!"); */
 
 			// Remove comment for Test
-			/*
+			
 			username = Constants.DEFAULT_USER;
 			String scope = Constants.DEFAULT_SCOPE;
 
@@ -94,7 +95,7 @@ public class SessionUtil {
 			session = SessionManager.getInstance().getASLSession(
 					httpSession.getId(), username);
 			session.setScope(scope);
-			*/
+			
 		} else {
 			session = SessionManager.getInstance().getASLSession(
 					httpSession.getId(), username);