diff --git a/src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceServiceImpl.java b/src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceServiceImpl.java
index 9591f25..64a30ed 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceServiceImpl.java
+++ b/src/main/java/org/gcube/portlets/user/workspace/server/GWTWorkspaceServiceImpl.java
@@ -43,6 +43,7 @@ import org.gcube.common.homelibrary.home.workspace.search.SearchItem;
 import org.gcube.common.portal.PortalContext;
 import org.gcube.common.resources.gcore.ServiceEndpoint;
 import org.gcube.common.scope.api.ScopeProvider;
+import org.gcube.common.storagehub.model.exceptions.UserNotAuthorizedException;
 import org.gcube.common.storagehubwrapper.server.StorageHubWrapper;
 import org.gcube.common.storagehubwrapper.shared.tohl.TrashedItem;
 import org.gcube.common.storagehubwrapper.shared.tohl.impl.WorkspaceFileVersion;
@@ -2483,6 +2484,12 @@ public class GWTWorkspaceServiceImpl extends RemoteServiceServlet implements GWT
 			String error = "An error occurred on deleting item. " + ConstantsExplorer.ERROR_ITEM_DOES_NOT_EXIST;
 			workspaceLogger.error(error, e);
 			throw new Exception(error);
+			
+			//TO STORAGEHUB EXCEPTION	
+		} catch (UserNotAuthorizedException e) {
+			String error = "Insufficient Privileges to delete the item";
+			workspaceLogger.error(error, e);
+			throw new Exception(error);
 		} catch (Exception e) {
 			workspaceLogger.error("Remoing item error:", e);
 			StringBuilder error = new StringBuilder();
@@ -3380,10 +3387,6 @@ public class GWTWorkspaceServiceImpl extends RemoteServiceServlet implements GWT
 		} catch (WorkspaceFolderLocked e1) {
 			throw new Exception(e1.getMessage());
 
-		} catch (InsufficientPrivilegesException e) {
-			String error = "Insufficient Privileges to rename the item";
-			workspaceLogger.error(error, e);
-			throw new Exception(error);
 		} catch (ItemAlreadyExistException e) {
 			String error = "An error occurred on renaming item, " + e.getMessage();
 			workspaceLogger.error(error, e);
@@ -3392,6 +3395,11 @@ public class GWTWorkspaceServiceImpl extends RemoteServiceServlet implements GWT
 			String error = "An error occurred on renaming item. " + ConstantsExplorer.ERROR_ITEM_DOES_NOT_EXIST;
 			workspaceLogger.error(error, e2);
 			throw new Exception(error);
+		//TO STORAGEHUB EXCEPTION	
+		} catch (UserNotAuthorizedException e) {
+			String error = "Insufficient Privileges to rename the item";
+			workspaceLogger.error(error, e);
+			throw new Exception(error);
 		} catch (Exception e) {
 			workspaceLogger.error("Renaming item error:", e);
 			StringBuilder error = new StringBuilder();