diff --git a/src/main/java/org/gcube/portlets/user/workspace/client/util/RequestBuilderWorkspaceValidateItem.java b/src/main/java/org/gcube/portlets/user/workspace/client/util/RequestBuilderWorkspaceValidateItem.java
index 2376178..cf1bf4c 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/client/util/RequestBuilderWorkspaceValidateItem.java
+++ b/src/main/java/org/gcube/portlets/user/workspace/client/util/RequestBuilderWorkspaceValidateItem.java
@@ -46,7 +46,7 @@ public class RequestBuilderWorkspaceValidateItem {
 		
 		this.callback = callback;
 		
-		final NewBrowserWindow newBrowserWindow = NewBrowserWindow.open(null, targetWindow, null);
+		final NewBrowserWindow newBrowserWindow = NewBrowserWindow.open("", targetWindow, "");
 		
 		this.parameters = params;
 		
diff --git a/src/main/java/org/gcube/portlets/user/workspace/server/util/WsUtil.java b/src/main/java/org/gcube/portlets/user/workspace/server/util/WsUtil.java
index c4b2e4d..144ac71 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/server/util/WsUtil.java
+++ b/src/main/java/org/gcube/portlets/user/workspace/server/util/WsUtil.java
@@ -111,7 +111,7 @@ public class WsUtil {
 //		}else if(user.compareToIgnoreCase("francesco.mangiacrapa")==0){
 //			
 //			withoutPortal = true;
-//			//END UNCOMMENT
+			//END UNCOMMENT
 		}else{
 			
 			withoutPortal = false;