diff --git a/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/CSVWorkSpaceSelectionCard.java b/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/CSVWorkSpaceSelectionCard.java
index 7977712..d43a29c 100644
--- a/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/CSVWorkSpaceSelectionCard.java
+++ b/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/CSVWorkSpaceSelectionCard.java
@@ -94,6 +94,7 @@ public class CSVWorkSpaceSelectionCard extends WizardCard {
 		Log.debug("File Name:" + fileName.getCurrentValue() + " Item id: "
 				+ exportSession.getItemId());
 		wpanel.disable();
+		fileName.disable();
 		getWizardWindow().setEnableNextButton(false);
 		getWizardWindow().setEnableBackButton(false);
 		AlertMessageBox d;
@@ -104,6 +105,7 @@ public class CSVWorkSpaceSelectionCard extends WizardCard {
 				wpanel.enable();
 				getWizardWindow().setEnableNextButton(true);
 				getWizardWindow().setEnableBackButton(true);
+				fileName.enable();
 			}
 		};
 		if (fileName.getCurrentValue() != null