diff --git a/src/main/java/org/gcube/portlets/user/td/extractcodelistwidget/client/ExtractCodelistOperationInProgressCard.java b/src/main/java/org/gcube/portlets/user/td/extractcodelistwidget/client/ExtractCodelistOperationInProgressCard.java
index 2f27af2..1a3ab49 100644
--- a/src/main/java/org/gcube/portlets/user/td/extractcodelistwidget/client/ExtractCodelistOperationInProgressCard.java
+++ b/src/main/java/org/gcube/portlets/user/td/extractcodelistwidget/client/ExtractCodelistOperationInProgressCard.java
@@ -18,13 +18,10 @@ import com.google.gwt.safehtml.shared.SafeHtmlBuilder;
 import com.google.gwt.user.client.Command;
 import com.google.gwt.user.client.rpc.AsyncCallback;
 import com.sencha.gxt.core.client.util.Margins;
-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.HtmlLayoutContainer;
 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;
 
 /**
  * 
@@ -79,7 +76,7 @@ public class ExtractCodelistOperationInProgressCard extends WizardCard
 							showErrorAndHide("Error in extract codelist",
 									"An error occured in extract codelist: "
 											+ caught.getLocalizedMessage(),
-									caught.getStackTrace().toString(), caught);
+									caught);
 						}
 					}
 				});
@@ -146,13 +143,8 @@ public class ExtractCodelistOperationInProgressCard extends WizardCard
 							new SessionExpiredEvent(
 									SessionExpiredType.EXPIREDONSERVER));
 		} else {
-			AlertMessageBox d = new AlertMessageBox(
-					"Error in Extract Codelist", reason);
-			d.addHideHandler(new HideHandler() {
-				public void onHide(HideEvent event) {
-				}
-			});
-			d.show();
+			showErrorAndHide("Error in Extract Codelist", reason, caught);
+
 		}
 		forceLayout();
 	}