diff --git a/src/main/java/org/gcube/portlets/user/td/sdmximportwidget/client/SDMXTableDetailCard.java b/src/main/java/org/gcube/portlets/user/td/sdmximportwidget/client/SDMXTableDetailCard.java
index 3107f03..15a32b9 100644
--- a/src/main/java/org/gcube/portlets/user/td/sdmximportwidget/client/SDMXTableDetailCard.java
+++ b/src/main/java/org/gcube/portlets/user/td/sdmximportwidget/client/SDMXTableDetailCard.java
@@ -82,7 +82,7 @@ public class SDMXTableDetailCard extends WizardCard {
 	protected ComboBox<LicenceData> comboLicences;
 
 	
-	TabResource detail = new TabResource();
+	TabResource detail;
 
 	public SDMXTableDetailCard(final SDMXImportSession importSession) {
 		super("SDMX Table Detail", "");
@@ -318,6 +318,7 @@ public class SDMXTableDetailCard extends WizardCard {
 
 	protected void goNext() {
 		try {
+			detail= new TabResource();
 			detail.setName(name.getCurrentValue());
 			detail.setAgency(agencyName.getCurrentValue());
 			detail.setDescription(description.getCurrentValue());