diff --git a/src/main/java/org/gcube/portlets/user/wswidget/StorageHubServiceUtil.java b/src/main/java/org/gcube/portlets/user/wswidget/StorageHubServiceUtil.java
index 821062d..935d073 100644
--- a/src/main/java/org/gcube/portlets/user/wswidget/StorageHubServiceUtil.java
+++ b/src/main/java/org/gcube/portlets/user/wswidget/StorageHubServiceUtil.java
@@ -18,10 +18,12 @@ import org.gcube.common.storagehub.model.items.Item;
 import org.gcube.oidc.rest.JWTToken;
 import org.gcube.portal.oidc.lr62.InvalidTokenException;
 import org.gcube.portal.oidc.lr62.JWTTokenUtil;
+import org.gcube.portal.oidc.lr62.MissingRefreshTokenException;
 import org.gcube.portal.oidc.lr62.MissingTokenException;
 import org.gcube.portal.oidc.lr62.NotAuthorizedException;
 import org.gcube.portal.oidc.lr62.OIDCUmaUtil;
 import org.gcube.portal.oidc.lr62.RefreshException;
+import org.gcube.portal.oidc.lr62.RefreshTokenExpiredException;
 import org.gcube.portal.oidc.lr62.UMAException;
 import org.gcube.portlets.user.wswidget.shared.AuthorizedUser;
 import org.gcube.portlets.user.wswidget.shared.WSItem;
@@ -176,7 +178,7 @@ public class StorageHubServiceUtil {
 			JWTToken umaToken = OIDCUmaUtil.getUMAToken(request, username, currentContext);
 			AccessTokenProvider.instance.set(JWTTokenUtil.getAccessTokenString(umaToken));
 		} catch (InvalidTokenException | MissingTokenException | RefreshException | NotAuthorizedException
-				| UMAException e1) {
+				| UMAException | MissingRefreshTokenException | RefreshTokenExpiredException e1) {
 			_log.warn("could not get UMA Token for context="+currentContext);
 			e1.printStackTrace();
 		}