diff --git a/src/main/java/org/gcube/portlets/user/workspace/client/AppControllerExplorer.java b/src/main/java/org/gcube/portlets/user/workspace/client/AppControllerExplorer.java
index f0a9b29..7384ed2 100644
--- a/src/main/java/org/gcube/portlets/user/workspace/client/AppControllerExplorer.java
+++ b/src/main/java/org/gcube/portlets/user/workspace/client/AppControllerExplorer.java
@@ -148,10 +148,10 @@ import org.gcube.portlets.widgets.fileupload.client.events.FileUploadCompleteEve
 import org.gcube.portlets.widgets.fileupload.client.events.FileUploadCompleteEventHandler;
 import org.gcube.portlets.widgets.fileupload.client.events.FileUploadSelectedEvent;
 import org.gcube.portlets.widgets.fileupload.client.events.FileUploadSelectedEventHandler;
+import org.gcube.portlets.widgets.workspacesharingwidget.client.ConstantsSharing.LOAD_CONTACTS_AS;
 import org.gcube.portlets.widgets.workspacesharingwidget.client.MultiDragContactsEditPermissions;
-import org.gcube.portlets.widgets.workspacesharingwidget.client.SimpleMultiDragConstants;
+import org.gcube.portlets.widgets.workspacesharingwidget.client.MultiDragConstants;
 import org.gcube.portlets.widgets.workspacesharingwidget.client.SimpleMultiDragWorkspaceContact;
-import org.gcube.portlets.widgets.workspacesharingwidget.client.SimpleMultiDragWorkspaceContact.LOAD_CONTACTS_AS;
 import org.gcube.portlets.widgets.workspacesharingwidget.client.view.sharing.multisuggest.DialogMultiDragContact;
 
 import com.extjs.gxt.ui.client.Registry;
@@ -2177,12 +2177,13 @@ public class AppControllerExplorer implements EventHandler, TreeAppControllerInt
 	private void ediPermissions(final FileModel file) {
 		
 		GWT.log("Edit Permissions on "+file);
-		SimpleMultiDragConstants.HEADING_DIALOG = "Edit User/s permissions to: "+file.getName();
-		SimpleMultiDragConstants.ALL_CONTACTS_LEFT_LIST = "Shared User/s";
-		SimpleMultiDragConstants.SHARE_WITH_RIGHT_LIST = "Set permissions for User/s";
+		MultiDragConstants.HEADING_DIALOG = "Edit User/s permissions to: "+file.getName();
+		MultiDragConstants.ALL_CONTACTS_LEFT_LIST = "Shared User/s";
+		MultiDragConstants.SHARE_WITH_RIGHT_LIST = "Set permissions for User/s";
 		
-		final MultiDragContactsEditPermissions multiDragContact = new MultiDragContactsEditPermissions(LOAD_CONTACTS_AS.SHARED_USER, file.getIdentifier(), false, false, true);
+		final MultiDragContactsEditPermissions multiDragContact = new MultiDragContactsEditPermissions(LOAD_CONTACTS_AS.SHARED_USER, file.getIdentifier(), true);
 		
+		new MultiDragContactsEditPermissions(LOAD_CONTACTS_AS.SHARED_USER, file.getIdentifier(), true);
 		final DialogMultiDragContact multidrag = multiDragContact.getDialog();
 		
 		multidrag.setTxtHelp("Sets the permission for the user(s) dragged in the right list");
@@ -2260,9 +2261,9 @@ public class AppControllerExplorer implements EventHandler, TreeAppControllerInt
 	 */
 	private void showAddAdministratorsDialog(final FileModel file) {
 
-		SimpleMultiDragConstants.HEADING_DIALOG = "Edit Administrator/s to: "+file.getName();
-		SimpleMultiDragConstants.ALL_CONTACTS_LEFT_LIST = "All Contacts";
-		SimpleMultiDragConstants.SHARE_WITH_RIGHT_LIST = "New Administrator/s";
+		MultiDragConstants.HEADING_DIALOG = "Edit Administrator/s to: "+file.getName();
+		MultiDragConstants.ALL_CONTACTS_LEFT_LIST = "All Contacts";
+		MultiDragConstants.SHARE_WITH_RIGHT_LIST = "New Administrator/s";
 		
 		final SimpleMultiDragWorkspaceContact multiDragContact = new SimpleMultiDragWorkspaceContact(LOAD_CONTACTS_AS.ADMINISTRATOR, file.getIdentifier(), true, false, true);
 		final Dialog multidrag = multiDragContact.getDialogMultiDragContact();