diff --git a/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/CSVOperationInProgressCard.java b/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/CSVOperationInProgressCard.java
index 3720d3a..b2b9564 100644
--- a/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/CSVOperationInProgressCard.java
+++ b/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/CSVOperationInProgressCard.java
@@ -17,9 +17,12 @@ import com.google.gwt.user.client.ui.FlexTable;
 import com.sencha.gxt.core.client.util.Margins;
 import com.sencha.gxt.widget.core.client.FramedPanel;
 import com.sencha.gxt.widget.core.client.ProgressBar;
+import com.sencha.gxt.widget.core.client.box.AlertMessageBox;
 import com.sencha.gxt.widget.core.client.container.BoxLayoutContainer.BoxLayoutData;
 import com.sencha.gxt.widget.core.client.container.VBoxLayoutContainer;
 import com.sencha.gxt.widget.core.client.container.VBoxLayoutContainer.VBoxLayoutAlign;
+import com.sencha.gxt.widget.core.client.event.HideEvent;
+import com.sencha.gxt.widget.core.client.event.HideEvent.HideHandler;
 
 
 
@@ -144,7 +147,12 @@ CSVExportProgressListener {
 
 	public void operationFailed(Throwable caught, String reason,
 			String failureDetails) {
-
+		AlertMessageBox d = new AlertMessageBox("Error in CSV Export", reason);
+		d.addHideHandler(new HideHandler() {
+			public void onHide(HideEvent event) {
+			}
+		});
+		d.show();
 	}
 
 }
diff --git a/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/progress/CSVExportProgressUpdater.java b/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/progress/CSVExportProgressUpdater.java
index 615c914..ec0d221 100644
--- a/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/progress/CSVExportProgressUpdater.java
+++ b/src/main/java/org/gcube/portlets/user/td/csvexportwidget/client/progress/CSVExportProgressUpdater.java
@@ -102,19 +102,8 @@ public class CSVExportProgressUpdater extends Timer {
 			failure = "Failed Client Library Export";
 			details = "Error in export";
 		}
+	
 		fireOperationFailed(th, failure, details);
-
-		AlertMessageBox d = new AlertMessageBox("Error in CSV Export", details);
-		d.addHideHandler(new HideHandler() {
-
-			
-			public void onHide(HideEvent event) {
-				//
-			}
-
-		});
-		d.show();
-
 	}
 
 	protected String getStack(Throwable e) {