diff --git a/config/alfresco/messages/webclient.properties b/config/alfresco/messages/webclient.properties
index e18bab84de..0123a61355 100644
--- a/config/alfresco/messages/webclient.properties
+++ b/config/alfresco/messages/webclient.properties
@@ -392,6 +392,7 @@ title_add_user_group=Add User to Group
 add_user_group_description=Add an existing User to a Group
 select_users=Select Users to add to this Group
 selected_users=Selected Users
+groups_err_group_name=Group ID cannot contain the characters: {0}
 
 # Invite Users Wizard messages
 invite_title=Invite Users Wizard
diff --git a/source/java/org/alfresco/web/bean/wizard/InviteUsersWizard.java b/source/java/org/alfresco/web/bean/wizard/InviteUsersWizard.java
index 375eef26b7..b85a176e07 100644
--- a/source/java/org/alfresco/web/bean/wizard/InviteUsersWizard.java
+++ b/source/java/org/alfresco/web/bean/wizard/InviteUsersWizard.java
@@ -477,7 +477,10 @@ public abstract class InviteUsersWizard extends AbstractWizardBean
                   else
                   {
                      // found a group authority
-                     label.append(authority.substring(PermissionService.GROUP_PREFIX.length()));
+                     label.append(authority.substring(PermissionService.GROUP_PREFIX.length()))
+                          .append(" (")
+                          .append(Application.getMessage(FacesContext.getCurrentInstance(), role))
+                          .append(")");
                   }
                   
                   this.userGroupRoles.add(new UserGroupRole(authority, role, label.toString()));