public String FeatureDelete(TFeatureModel mdl) { try { string ret = ""; var res = db.PTFeatureDelete( mdl.IDModule, mdl.IDFeatures, mdl.UserLastMaintenance, Convert.ToDateTime(mdl.DateLastMaintenance) ).FirstOrDefault(); if (res.Error == 0 || res.Error == null) { ret = res.Pesan; ret = "1"; } else { ret = "Err|" + res.Pesan; ret = "0"; } return(ret); } catch (Exception err) { return("Err|" + err.Message); } }