change gorm

controllers/data_manage/line_feature/chart_info.go

@@ -1076,7 +1076,7 @@ func (this *LineFeaturesChartInfoController) MultipleGraphConfigSaveEdb() {
 	err = nil
 	var isAdd bool
 	var edbInfoId int
-	if multipleGraphConfigEdbMapping == nil {
+	if multipleGraphConfigEdbMapping == nil || multipleGraphConfigEdbMapping.MultipleGraphConfigId <= 0 {
 		isAdd = true
 	} else {
 		edbInfo, err := data_manage.GetEdbInfoById(multipleGraphConfigEdbMapping.EdbInfoId)