public IGroup CreateAndAdd(string groupName, string groupEmailAdress) { const string CREATE_GROUP = @"<ADMINISTRATION><PROJECT guid=""{0}"" action=""assign""><GROUPS action=""addnew""><GROUP name=""{1}"" email=""{2}""/></GROUPS></PROJECT></ADMINISTRATION>"; var xmlDoc = Session.ExecuteRQL(CREATE_GROUP.SecureRQLFormat(_project, groupName, groupEmailAdress)); var groupGuid = xmlDoc.GetSingleElement("GROUP").GetGuid(); InvalidateCache(); return(GroupFactory.CreateFromGuid(Session, groupGuid)); }