public string DeleteDashPrivileges(string userID, List <string> dashPrivileges) { List <string> errorList = new List <string>(); try { foreach (var dashID in dashPrivileges) { Exception error = accessor.DeleteDashPrivilege(userID, dashID); if (error != null) { errorList.Add(error.Message); } } if (errorList.Count == 0) { return(""); } else { return(JsonConvert.SerializeObject(errorList)); } } catch (Exception e) { return(e.Message); } }